Lub phiaj xwm kab yog dab tsi?

Lub phiaj xwm kab yog dab tsi?
Lub phiaj xwm kab yog dab tsi?

Video: Lub phiaj xwm kab yog dab tsi?

Video: Lub phiaj xwm kab yog dab tsi?
Video: Xwm Kab Yog Dab Tsi?: Hmoob Nkag Siab Yuam Kev Tag Lawm 2024, Tej zaum
Anonim

Sliced yuav yog cov khoom siv hauv tsev uas siv dav hauv kev tsim kho. Nws yog siv rau fastening ib lub tsev thaiv, hauv ob sab phlu, imitation ntawm ntoo, rau lathing phab ntsa thiab ceilings, ib tug cav rau hauv pem teb. Los ntawm cov tuav ntawm qee hom ntoo, sab hauv partitions, qhov rooj thiab rooj tog yog tsim. Qhov tuab ntawm qhov bar yog tsawg kawg yog 10 cm, yog tias nws tsawg dua, qhov no twb yog ib qho bar.

Sliced yuav tsis tuaj yeem raug ntaus nqi rau cov khoom siv hauv tsev, tab sis tseem, nrog kev saib xyuas kom raug, nws tuaj yeem sawv mus txog ib puas xyoo. Hom ntoo no yog npaj los ntawm ib lub cav, tag nrho plaub sab ntawm nws tau ua tiav nrog cov cuab yeej tshwj xeeb. Nws tuaj yeem ua tau ob qho tib si square thiab duab plaub, thaum nws qhov dav yuav tsum tsis txhob tshaj qhov tuab ntawm ntau tshaj ob zaug. Cov ntoo yog npaj rau thawj chav kawm tiav.

Beam npaj
Beam npaj

Hauv kev tsim kho, ib qho tsis tuaj yeem ua yam tsis muaj kab, tab sis tsis yog siv cov phiaj xwm nkaus xwb. Profiled ntoo kuj nrov heev. Txawm hais tias nws raug nqi ntau dua li cov ntoo npaj, nws tsis raug deformation, tsis ntsws, thiab cov kab nrib pleb tsis tshwm rau nws. barPlaned muaj ntuj ya raws, kom nws qhuav, cov laug cam yuav tsum muaj hnub nyoog txog ib xyoos. Tsis tas li ntawd, cov nqaj tuaj yeem nthuav tawm qhov tsis txaus ntseeg, sib tw thiab tsim qhov khoob.

Planed profiled ntoo
Planed profiled ntoo

Tom qab ntuj qhuav, cov ntoo yuav tsum tau caulked. Nws tsuas tuaj yeem pleev xim nrog cov xim ua pa. Lub nqaj profiled tsis xav tau lub caulk. Tab sis ua li ntawd, nws tseem xav tau qee qhov kev saib xyuas hauv kev sib dhos, vim tias nws tsis yooj yim los tsim cov phab ntsa kaw los ntawm cov ntoo profiled.

Sliced thiab profiled - cov kab no txawv kiag li, tab sis lawv kuj muaj ntau yam sib xws. Ob qho tib si ib thiab thib ob yog cov nplaim taws heev, yog li lawv yuav tsum tau kho nrog txoj kev tshwj xeeb. Nws yuav tsum nco ntsoov tias qhov no yog, thawj zaug ntawm tag nrho cov, tsob ntoo uas raug kev puas tsuaj thiab kev puas tsuaj nyob rau hauv kev cuam tshuam ntawm fungi, atmospheric phenomena, thiab kab. Txhawm rau kom ntev kev pab cuam lub neej, cov nqaj yuav tsum tau kho nrog tshuaj tua kab mob, thiab qee zaus cov impregnation yuav tsum tau rov ua dua tshiab.

Hauv kev tsim kho, tuav tau siv, ob qho tib si ntawm ntuj ya raws thiab ziab hauv chav tshwj xeeb. Cov ntoo qhuav qhuav muaj cov dej noo ntawm tsuas yog 8 - 12%, thaum cov ntoo qhuav qhuav muaj cov ntsiab lus noo ntawm li 18%. Hauv kev tsim kho, ob qho tib si thawj thiab thib ob hom ntoo tuaj yeem siv tau, uas yog qhov zoo dua - qhov no twb tiav nyob ntawm hom kev ua haujlwm.

Beam yog siv rau hauv kev tsim kho ntawm txhua qhov qauv, vim tias nws tau tsim nws tus kheej ua lub teeb, muaj zog thiab ruaj khov khoom nrog qisthermal expansion coefficient. Tus nqi rau nws yog qhov tau txais txiaj ntsig zoo, txij li cov ntoo ua tau yooj yim heev, thiab cov khoom siv raw tsis muaj nuj nqis.

Qhuav planed ntoo
Qhuav planed ntoo

Cov ntoo qhuav yog dav siv rau kev tsim kho vaj tse nyob, nws yog qhov zoo rau kev tsim eurolining. Cov khoom no muaj qhov tsawg kawg nkaus noo noo, vim hais tias nws yog qhuav nyob rau hauv ib tug tshwj xeeb chamber. Nyob rau tib lub sijhawm, nws tsis poob nws cov khoom thiab tseem yog cov khoom siv ecological tag.

Kab teeb yuav tsum muab khaws cia rau hauv qhov chaw uas muaj cua zoo nrog cov av noo me ntsis. Lawv muab tso rau hauv pawg, thaum huab cua yuav tsum ncig ib txwm. Rau kev nyab xeeb, cov laug cam muaj cov khoom siv vov tsev.

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