Peb qhia yuav ua li cas Markup, teeb tsa cov lus qhia, ua kom lub qhov rooj, nqa kev sib txuas lus, txhawm rau sib txuas lus thiab ua kom lub ntsej muag.
Ib txoj hauv kev nrov los faib cov chaw ntawm ib chav tsev lossis chav mus rau ib feem - tsim cov kab hlau, uas yog, cov phiaj nrog cov duab nplaum plaster, ib qho sturdy kev tsim duab los tsim. Nov yog txoj kev yooj yim uas yooj yim uas tuaj yeem ntsia koj tus kheej. Yuav ua li cas thiaj ua cov plasterboard thiab profile muab faib?
Tag nrho hais txog mounting plasterboard muab partitions:
Tshaj li sowProfile loj
Cov Khoom Siv Ntxiv thiab Cov Cuab Yeej
Txhim kho: cov lus qhia ib qib zuj zus
Dab tsi ntxiv kom them sai sai rau
Dab tsi ntawm plasterboard yuav haum
Ua ntej tshaj plaws, koj yuav tsum xaiv cov khoom haum rau koj cov haujlwm.
Feem views
Cov plasterboard ntawm cov hauv qab no yog siv rau kev ua tiav hauv nroog loj hauv nroog thiab lub tsev nyob:
- Li qub. Nws yog npaj rau thaj chaw uas cov ntsiab lus ntawm dej vapor hauv huab cua yog 30-60%.
- Cov dej noo-tiv thaiv, uas yog ib qho yooj yim los kawm txog cov yam ntxwv cov xim ntsuab ntawm daim duab qhia. Nws tuaj yeem siv rau chav nrog cov av noo txog 75%, ua ntej txhua - hauv chav dej, chav dej thiab chav ua noj.
- Cov hluav taws kub tiv thaiv hluav taws, hluav taws thiab ya raws tiv thaiv, shockproof. Cov no yog cov khoom tshwj xeeb uas tsis tshua muaj feem cuam tshuam nrog hauv tsev ntiav. Lub caij no, cov khoom siv shockproof yog qhov kev xaiv zoo rau chav, qhov uas muaj peev xwm ntawm kev cuam tshuam ntawm kev siv tshuab ntawm phab ntsa - cov me nyuam, pantry, cortry, corridors, vej-av. Nws yog qhov haum rau kev txhawb nqa uas nws tau npaj los txhawb cov rooj tog hnyav.
GLC ntau thiab tsawg
Koj tuaj yeem nrhiav cov ntawv txheeb nrog cov ntsuas no (hli):- Dav 600 lossis 1200
- Ntev los ntawm 2000 txog 4000
- Thickness 6.5; yim; 9.5; 12.5; kaum plaub; kaum rau; kaum yim; nees kaum
Cov neeg tau txais kev pab loj loj - 1200x2500, txij li ntau cov khoom lag luam tag nrho yog qhov nyuaj rau thauj thiab txav ntawm cov khoom. Cov kws tshaj lij pom zoo kom muab lub phaj nrog tuab ntawm tsawg kawg 12,5 mm los xyuas kom meej lub rigidity thiab lub zog ntawm tus qauv. Cov khoom nyias nyias yog yooj yim dua, lub suab phem dua thiab lawv tsis txawm dai lub teeb ntawm lawv.
Muab xam los ntawm cov lej ntawm txheej
Tus ncej yog txiav ntawm txhua sab nrog ib, ob lossis peb txheej ntawm cov ntawv sau cov ntaub ntawv. Qhov ntau dua, kev tsim kho thiab nruj nreem thiab nws zoo dua nws lub suab rwb thaiv tsev - vim yog qhov loj tshaj plaws. Tab sis cov nqi siab dua. Yog li ntawd, txoj kev daws teeb meem zoo rau cov chaw nyob yog ob txheej ib sab ntawm cov qauv.
Muab xam los ntawm cov naj npawb ntawm cov ntawv txheeb
Muaj pes tsawg daim phiaj yuav tsum tau ua tiav? Cov kev suav yog yooj yim: Peb xam tag nrho thaj tsam ntawm phab ntsa sab hauv ntawm ib sab, tsis muaj qhib. Yog hais tias cov trim ua nyob rau hauv ib txheej, tom qab ntawd tau txais yog oblipied los ntawm ob (tom qab tag nrho, phab ntsa muaj ob sab). Yog nyob rau hauv ob txheej, ces plaub. Daim duab no tau muab faib ua ib lub kua zaub. Piv txwv li, cov khoom uas muaj qhov loj ntawm 2500x1200 yog 3 M2. Tsis txhob hnov qab txog lub zeem cia, nws cov coefficient nyob ntawm qhov loj me ntawm chav. Thaum nws qhov ntev yog tsawg dua 10 m2, nws yog 1.3, thaum tsawg dua 20 M2 - 1.2, thaum ntau dua 20 M2 - 1.1. Cov lej yav tas los tau muab cov lej dhau los los ntawm cov coefficient, puag ncig mus rau tag nrho sab thiab peb tau txais cov ntawv yuav tsum tau muaj.Yuav Ua Li Cas Xaiv Profile loj
Cov partitions los ntawm cov profiles rau wastwall yog kab rov tav (qhia) thiab ntsug (khib). Lawv yog P-puab, ua los ntawm galvanized steel. Lawv cov tsis muaj (hli):
- Ntu hla ntawm cov lus qhia -50x40, 75x40, 100 X40, khib - 50 x 50, 75x50, 75 xas, 100 x!
- Ntev - 3000, 3500, 4000.
- Thickness - los ntawm 0.5 txog 2.
Qhov loj ntawm cov khoom yog xaiv, raws li qhov siab ntawm lub qab nthab, suab rwb thaiv tsev yuav tsum tau, thiab lwm yam Thov Nco Ntsoov: Cov khib yuav tsum nruj rau hauv phau ntawv qhia. Piv txwv li, rau ntu kab rov tav, cov ntoo hla 50x40 yuav haum cov ntu ntsug hla 50x50.
Feem ntau, rau txuag lub tsev apartment, phab ntsa yog ua los ntawm cov thav duab ntawm steel galvanized profiles 50 × 50. Xws li cov ntaub plaub pob zeb thiab cov ntxhia ntawm 0.5 cm tsis txaus kom ua raws li Nrog rau cov qauv kev tsim kho rau lub suab rwb thaiv tsev (41 dB).
Lub kaw lus yuav tsum tau sau los ntawm cov ntsiab lus 50 × 70 lossis 50 × 100. Koj tseem tuaj yeem siv cov npoo ntoo qhuav - qee cov kws tshaj lij ntseeg tias qhov kev xaiv no tseem zoo dua los ntawm kev pom cov suab nrov ntawm cov pa suab nrov.
Tsis tas li ntawd, cov thickness ntawm qhov profile kuj tseem ceeb. Rau sab hauv phab ntsa, cov qauv yog xaiv yam tsawg 0.6 hli. Yog tias koj siv thinner seem, cov screws tuaj yeem scroll thaum mounting cov paib, uas txo lub zog ntawm cov qauv. Cov lag luam qhia thiab cov khoom lag luam twb tau, tab sis lawv tsis muaj zog txhav thiab yog li ntawd lawv yuav tsum tsis txhob siv. Txwv tsis pub muaj kev pheej hmoo ntawm sagging.
Cov Khoom Siv Dab Tsi thiab Cov Cuab Yeej Yuav Tsum Tau
Ntaub ntawv
- Suab-nqus cov mats - feem ntau los ntawm cov ntxhia plaub (cov pob zeb fiber ntau)
- Dampfer (sealing) daim kab xev
- Dowel-ntsia hlau
- Thauj Tog Rau Nkoj Npoo
- Tus Kheej Tapping Ntsia Hlau
- Tus kheej-tapping screws (kev qia dub) nrog lub taub hau zais cia
- Acrylic Primer
- Gypsum lossis Polymer Putty
- Kev txhawb nqa ntawv siv
Cov twj paj nruag:
- Laser thiab npuas qib lossis Plhaw, tus pas ntsuas, Roulette
- Khij (Zog) Qaum
- Tshuaj ntxiv
- Rab tswj
- Txiab rau cov hlau los yog kib sib tsoo
- Txoj siv
- Hacksaw lossis lub tsev rab riam
- Cov phiaj xwm nyiag
- Ntug dej
- Putty Riam
Ua ntej mounting, cov ntawv txheeb tau khaws cia rau hauv kab rov tav ntawm qhov khoom thaum nruab hnub
Yuav ua li cas thiaj muab faib los ntawm Wallwell ua koj tus kheej
Kev teeb tsa ntawm plasterboard muab faib tau tsuas yog tom qab qhov kawg ntawm txhua "ntub" ua haujlwm ntawm cov khoom. Yog tias huab cua sab hauv yog cov nplua nuj nyob hauv noo noo, cov phiaj nqus nws thiab tuaj yeem deformed.Ib qho ntxiv, lawv tsis pom zoo pib teeb tsa tam sim ntawd tom qab xa GLC mus rau qhov khoom. Tom qab tag nrho, lawv tau ceev cia, feem ntau yuav, hauv chav cheese unheated. Yog tias lawv tam sim ntawd muab tso rau hauv chav tsev sov thiab nyab xeeb raws li qhov tsis yooj yim qhuav, uas yog fraugvature nrog curvature thiab tsos ntawm cov nrib pleb ntawm phab ntsa. Nws yog qhov tsim nyog kom tos tsawg kawg yog 24 teev (thiab zoo dua - 3-4 hnub), muab cov khoom siv hauv kab rov tav, thiab tsuas yog tom qab ua haujlwm loj.
Kev cim
Thawj theem yog lub markup ntawm qhov chaw ua haujlwm. Nws tau ua siv txoj kev siv laser lossis tus pas ntsuas hauv kev sib xyaw nrog cov xim chop qaum. Ua ntej, qhov chaw tau sau tseg hauv qab kev faib tawm thiab lub qhov rooj rau hauv av. Tom qab ntawd, siv cov khoom siv laser lossis cov kav dej khov, qhov contour ntawm cov chaw hloov pauv rau phab ntsa thiab qab nthab.
Khij rau ib lub thav duab ua siv qib laser.
Teeb tsa cov lus qhia
Cov lus qhia tom ntej no mounted. Tab sis ua ntej-rau qhov xaus ntawm txhua cov ntsiab lus uas yuav hloov kho rau hauv pem teb, phab ntsa thiab qab nthab, kua nplaum doog dampers. Lawv muaj ob lub luag haujlwm.
- Muab kom haum rau cov lus qhia rau lub hauv paus.
- Tiv thaiv kev sib kis ntawm kev co los ntawm kev tsim kho lub tsev, txhim kho lub suab rwb thaiv tsev.
Mus rau hauv pem teb thiab phab ntsa, kab rov tav cov kab sib txuas yog tsau nrog cov nyiaj npog-ntsia hlau 6x40. Qhov kev ncua deb ntawm lub khawm nrawm tsis ntau tshaj 100 cm (ua haujlwm zoo txog 40 cm), ntxiv rau 40 cm), ntxiv rau 40 cm) yuav tsum muaj rau ib qho kev qhia. Lub qhov yog ua los ntawm tus perforator. Cov ntsia hlau tsav lub hau ntswj lossis - nyob rau hauv muaj kev paub - tib perforator. Lawv lub qab nthab tau pom zoo kom Mount lub thauj tog rau nkoj-wedges hauv qhov ua ntej tho qhov.
Qoob loo ncej feem yuav raug txiab rau hlau (tshuab, hluav taws xob) lossis av sib tsoo. Tab sis yuav tsum tsis tshua zoo heev. Cov neeg txais nyiaj tom qab txiav nrog txiab, nrog rau cov taub hau tapping tus kheej cov screws tuaj yeem ua rau tsis xwm yeem. Meanwhile, tus qauv tsim tsis tsim rau plastering, thiab lub SHP tuaj yeem "tshem tawm" cov tubercles me me thiab lub pits. Nyob rau tib lub sijhawm, khoom Shtlocking yuav ua rau nce kev lag luam ntawm kev ua haujlwm.
Kev sawv
Feem ntau, cov kauj ruam ntawm kev txhawb nqa ntsug yog 60 cm. Nyob rau hauv cov ntaub ntawv ntawm lub nroog muaj zog, ntau dua 4 m. Nws yog qhov ua tau kom nce rigidity: ua ib rab phom Los ntawm ob tus profiles ntsia los ntawm ib mus rau lwm tus thiab sib khi los ntawm xovxwm-wasers. Cov. Kuj tseem txhim kho nws tuaj yeem yog vim yog kev rub cov dhia rov qab. Kev txhawb nqa ntsug yuav tsum yog 1 cm tsawg dua qhov siab ntawm chav - rau qhov yooj yim ntawm mounting thiab them rau qhov shrinkage ntawm lub tsev. Yog tias cov khoom lag luam luv dua qhov koj xav tau, nws yog ntev. Rau qhov no, ib qho kev cog ntoo rau lwm tus nrog kev sib tshooj tsawg kawg 50 cm thiab txuas nrog tus kheej-rub. Nyob rau hauv lub moj khaum ntawm cov chaw ntawm kev xaiv, muaj lub hom phiaj los tiv thaiv kom tsis muaj zog ntawm tus tsim thiab, raws li qhov tshwm sim, cov tsos ntawm nrib pleb.
Qee tus masters ntswj ntsug ntsug thiab cov kab rov tav nrog tus kheej-rub nrog xovxwm-tshuab ntxhua khaub ncaws. Nws tsis yog lawm. Cov kaus mom yuav raug hais tawm ntawm chav tsev, yuav sau thiab cuam tshuam nrog cov nqaj, uas yuav cuam tshuam rau kev ntseeg tau ntawm tag nrho cov system. Raws li qhov kev xaiv, koj tuaj yeem thim cov lus qhia los ntawm tus kheej tub rau khoom kom txog thaum lub rooj sib tham ntawm lub hauv paus tiav. Thiab tom qab ntawd tam sim ntawd ua ntej ua tiav GLC, kauj ruam ntawm kauj ruam mus rau unscrew lawv. Tab sis nws yuav ua rau lub sijhawm ua kom lub sijhawm.
Sib tsoo sib tsoo rau pas nrig.
Cov kev daws teeb meem zoo tshaj yog lub paj. Nws txuas cov ntsiab lus los ntawm cov txheej txheem nrog khoov. Xws li lub fasteners tsis cuam tshuam nrog kev teeb tsa tom ntej. Peb ntxiv cov kev txhawb nqa ntsug no ua ntej kev sib sau ua ke yog tsim nyog raws qib.
Cov kev ua yuam kev yog qhov tsis muaj txheej txheej txheej txheej ntawm kev faib tawm thiab cov phab ntsa peev, overlaps. Hauv qhov no, nws yog kis tau cov khoom nrov. Cov lus qhia yog ntshaw kom mount rau ntawm phab ntsa, qab zib thiab sib deev, yog li kev pab kom nce qib ntawm acoustic kev nplij siab hauv cov chav Cov. Hauv lub tsev tshiab, cov nqaws tau ua ke nrog cov khoom siv dav dav rau shrinking deformations ntawm cov ntsiab lus ntawm lub tsev.
Tsim Lub Qhov Rooj
Feem ntau cov feem ntau nws tau ua siv siv cov qauv txheem tsim, sab hauv cov ceg ntoo uas tau muab tso rau. Koj kuj tseem tuaj yeem txuas ob lub racks rau lub thawv lossis teeb cov ntaub ntawv tshwj xeeb nrog lub zog tshwj xeeb ntawm 2 hli, uas tau tsim kom haum rau lub qhov rooj loj. Saum toj no qhib yog muab rau ib tug tav toj jumper los ntawm kev txiav ntawm tus ncej. Lub jumper yog nthuav tawm los ntawm qib thiab tsau rau cov racks ntawm tus kheej-rub.
Teeb tsa ntawm jumper
Lub sijhawm tseem ceeb: Tshaj tawm cov chaw rau racks xav tau kom cov pob qij txha tom qab tsis txhob poob rau hauv kab ntsug thau cov duab qhib. Txwv tsis pub muaj kev pheej hmoo ntawm kev tawg ib puag ncig nws.
Suab-tsim cov khoom raug ntsia hauv qhov chaw nruab nrab ntawm racks.
Thav duab muaj cov pob zeb cov plaub tsiaj plaub tsiaj.
Hluav taws xob cables yog nqa tawm los ntawm cov hlau hlau hauv corrugated kav dej.
Soundproofing thiab kev sib txuas lus
Hauv cov racks, tseem muaj qhov rau hluav taws xob hluav taws xob ua ntej kev teeb tsa. Cables yog ncab hauv cov kav dej corrugated. Qhov nyob rau hauv GCL rau Peacervits ua hlau cov yas - nozzles rau lub hau ntswj.
Qhov chaw nruab nrab ntawm racks yog sau nrog lub suab-nqus mats lossis ntxhia wool yob. Lawv tau xaiv, raws li qhov dav ntawm cov ncej.
Raws li rau kev xaiv ntawm yob cov ntaub plaub ntxhia, cov khoom lag luam tsim nyog rau qhov ntom ntawm tsawg kawg 40 kg / m3. Wool tsawg dua nthab nrog lub sijhawm kua muag thiab daws.
Txuag cov ncej hauv noo noo-resistant plasterboard los xij.
Sheaving
Thaum ua nws, cov kev cai hauv qab no yuav tsum ua raws:
- Siv cov screws ntawm qhov ntev xav tau ntev. Muab xam los ntawm qhov no: ntev = ntawv tuab + profile + profile + profile + 1 cm (rau xws li qhov ntau dua, fasteners yuav tsum nkag mus rau hlau. Ntawd yog, 2.5 cm tapes nrog ib ntev ntawm 2.5 cm, rau ib txheej ob txheej - 3.5 cm ntev, yog siv rau ib-txheej casing.
- Thaum screw tawm ntawm tus kheej-tapping screws, nws yog qhov tsim nyog rau luag rau hauv glcs nruj me ntsis los ntawm 1 hli. Yog tias koj tsis kov lawv, lawv yuav dhau los ua kev muaj zog hauv DTTCHELIVANIA. Yog tias koj ntswj lawv, lawv tuaj yeem ua rau kev puas tsuaj rau cov khoom ntawm cov khoom, thiab kev nrawm yuav ua tsis tau. Txoj kev pheej yig los teeb qhov tob tob - nozzle nrog lub dag ntxias rau lub hau ntswj sib xyaw. Cov kws tshaj lij kuj xav tau lub hau ntswj nrog rau kev txwv ntawm qhov tob ntawm qhwv.
- Lub installation ntawm cov screws tsis ntau tshaj 25 cm. Nyob rau hauv kev txiav txim rau lub qhov cub kom rov ua dua tshiab ntawm tsawg kawg 1.5 cm los ntawm nws kawg ntug thiab tsawg kawg 1 cm los ntawm txoj kev sib tw ntev.
- Feem ntau qhov siab ntawm tus qauv tsim yog ntau dua qhov ntev ntawm GLC. Tom qab ntawd, nrog ib-txheej txheej trim, lub qhovcium yog nyob ib sab rau lub qhov cub ntsug ntawm ib qho kev sib ntxiv. Ntxiv mus, cov kab ke uas nyob ib sab los ntawm 40-60 cm. Thaum cov xeeb ntxwv ntawm ob txheej thib ob yuav tsum sib tw sib koom ua ke ntawm thawj zaug thiab sib nrug.
- Txhawm rau kom tsis txhob pom cov kab nrib pleb, nws yog ib qho tsim nyog los tawm ntawm qhov sib txawv ntawm cov phiaj thiab hauv qhov chaw me me sab saud, thiab ntawm qhov chaw ntawm Kneading rau saum qab nthab, koj tuaj yeem ua tau lo nyias sib cais daim ntaub nplaum.
- Gypsum thawv yog txiav nrog cov hacksaw tshwj xeeb lossis kev tsim kho lossis chaw nres nkoj riam. Thaum ua haujlwm nrog kev nyiag nkas, hmoov av thiab txiav yuav tsis muaj tseeb. Thiab thaum siv rab riam - zoo thiab tsis tsim hmoov av. Txawm li cas los xij, nws yog tsis yooj yim sua kom tshem tawm ntawm ntug riam los ntawm cov ntawv txheeb hauv cov chaw ntawm lawv cov pob qij txha (raws li kev teeb tsa thev naus laus zis (raws li kev txiav tawm yuav yog qhov tsis xwm yeem. Cov npoo tau muab tshem tawm los ntawm lub dav hlau tshwj xeeb muaj lub kaum ntawm 22.5 °. Qhov no tso cai rau koj ua cov khoom siv sib xyaw ntawm 45 °. Yog tias koj xav tau ua kom haum ntawm ntug ntawm cov qoob loo ntawm cov qoob loo ntawm cov qoob loo, peb siv cov ceg ntoo uas caij tsheb.
- Lub qhov rooj yog thawj zaug kaw nrog luas, uas yog tom qab ntawd txiav ntawm racks thiab jumper - nws yooj yim dua los muab cov geometry tsim nyog. Yog li, lub qaum sab ntawm qhov qhib yog ib txwm tsim los ntawm cov ntsiab lus ntawm m-daim foos hauv kev txiav txim kom tiv thaiv cov kab nrib pleb.
Ntsia ntswj nrog kev txwv ntawm qhov tob ntawm kev sib tw ntawm tus kheej
Txhawm rau rau daim ntawv los ua kom tsis huv, cov screws yog ntsia hlau ntawm qhov deb ntawm tsawg kawg 15 mm los ntawm nws kawg ntug thiab tsawg kawg 10 hli los ntawm kev ncua ntev
Nruab nrab ntawm lub kua muag thiab hauv pem teb, cov sib txawv tawm tsawg kawg 10 hli
Hla glk nrog rab riam
Xov ntawm lub qhov rooj
Txaj muag
Qhov chaw sib txuas ntawm cov khoom ntawm cov khoom yog hauv av, thiab tom qab ntawd, tom qab ziab av, muab xuab zeb siv ib qho spatula. Sai li sai tau tom qab thov putty, qhov kev txhawb nqa Ribbon yog booed rau hauv nws.
Nyob rau tib lub sijhawm, cov kws tshaj lij tsis qhia kom tsis txhob thov cov ntxig. Nws tsis txaus ntseeg tau txhawb nqa txheej txheej ntawm shtlelock - khov gypsum sib tov tuaj yeem tawg thiab ntse. Ntau ntau txhim khu kev qha tshaj tshwj xeeb elastic tapes rau junctions.
Tsis muaj kev sib xyaw ua ke yuav tsum tau siv rau shtclas, thiab tsis-shrinking txheej nyias nyias - nws yuav yooj yim yooj yim thiab nrawm. Tsis tas li ntawd, lawv yuav tsum yog noo noo-tiv taus, txwv tsis pub lub ntsiab lus ploj hauv qhov tau txais ntawm cov khoom kim. Yog tias muaj pob qij txha ntawm cov sab luv luv, tom qab ntawd kho lub GCL, los ntawm cov npoo nws yog qhov tsim nyog los tshem tawm ntawm lub kaum ntawm 208 cm - txwv tsis pub cov pob qij txha yuav tsis ua haujlwm zoo.
Lub putty yog thov rau ntawm lub kaus mom ntawm tus kheej-tapping screws. Tom qab ntawd npaj mus rau qhov ua tiav tiav.
Dab tsi ntxiv kom them sai sai rau
- Ntawm cov neeg tsim vaj tse yog qhov kev tsis sib haum xeeb txog thaum lub tsev ncej-thiab-tis. Qee tus tswv yim ntseeg tias lub installation yuav tsum tau nqa tawm ua ntej lub pouring ntawm screed (tiv thaiv cov khoom sib tov nrog polyethylene zaj duab xis), lwm tus uas tom qab. SP 163.1325800.2014 "Kev tsim kho nrog kev siv cov tshuab ziab khaub ncaws thiab gypsum-fiber ..." Khw muag khoom metterious ntsiag to ntawm qhov no. Txawm li cas los xij, cov chaw tsim khoom tsis sib xws pom zoo kom sib sau ua ke rau cov cuab yeej ntawm cov plag tsev ua tiav, tab sis tom qab qhov kawg ntawm txhua cov txheej txheem ntub dej. Ntawd yog, thawj zaug ncuav screed nrog deformation seams, thiab tom qab ntawd pib kev tsim kho ntawm cov faib sab hauv los ntawm plasterboard.
- Ib qho kev sib faib plasterboard hauv ib lub teb chaws lub tsev, tshwj xeeb tshaj yog tias nws yog rhuab nrog kev cuam tshuam, kev tawm tsam ntawm cov pob qij txha vim yog noo noo poob. Tab sis yog tias koj siv cov tshuaj pleev zoo thiab cov tapes kev txhawb nqa, cov kab nrib pleb yuav yog NW nyuam qhuav pom.
- Txhawm rau txhim kho lub suab muaj peev xwm ntxiv, koj tuaj yeem siv cov txheej ntxiv ntawm nplooj nplooj agglomerate nrog ib lub suab ntawm lub suab (txhua txheej ntawm 12,5 hli txhim kho cua nrov Rwb thaiv tsev los ntawm 2-3 dB) lossis siv ob lub cim me me (ntxiv 5-6).
