Siv cov pob qij txha siv nyob qhov twg?

Cov txheej txheem:

Siv cov pob qij txha siv nyob qhov twg?
Siv cov pob qij txha siv nyob qhov twg?

Video: Siv cov pob qij txha siv nyob qhov twg?

Video: Siv cov pob qij txha siv nyob qhov twg?
Video: tuav wb lub neej kom ruaj khov - Mang Vang ft. Christina Xyooj [Official Audio] 2021-22 2024, Hlis ntuj nqeg
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Kev tsim cov pob qij txha - yog qhov chaw qhov twg ob qhov chaw ua tiav ntawm cov pob zeb sib ntsib. Lawv feem ntau muab tso rau qhov kawg ntawm ib hnub ua haujlwm tab sis tej zaum yuav xav tau thaum qhov chaw tso pob zeb tso tseg ntev dua li lub sijhawm pib ntawm pob zeb.

Yuav ua li cas cov pob qij txha nyob qhov twg?

Lub zog ntawm cov qauv yuav tsum tsis txhob cuam tshuam los ntawm kev tsim kho cov pob qij txha. Tag nrho cov kev tsim kho pob qij txha yuav tsum nyob nyob rau hauv nruab nrab thib peb ntawm cov slabs, kab teeb, thiab girders.

Cov pob qij txha siv rau dab tsi?

Kev Sib Koom Tes - Cov pob qij txha no tau muab tso rau kom ua kom cov pob zeb tshiab nyob hauv qhov chaw. Lawv yog cov tseem ceeb screed rails ua los ntawm ntoo, hlau, los yog yas thiab muab tso rau thaum lub sij hawm pouring thiab tiav ntawm pob zeb.

Cov pob qij txha siv nyob qhov twg?

Kev sib cog lus / tswj cov pob qij txha. Kev sib cog lus / tswj cov pob qij txha tau muab tso rau hauv cov pob zeb ua vaj tsetxhawm rau tswj kev tawg. Kev sib xyaw ua vaj tse tshiab yog cov kua dej, cov yas loj uas tuaj yeem ua rau hauv txhua yam zoo, tab sis raws li cov khoom tawv tawv muaj qhov txo qis hauv ntim lossis shrinkage.

Vim li cas cov pob qij txha tau muab?

Yuav tsum tau sib cog lus sib koom ua ke hauv pob zeb

pob zeb hnyav kom ntsws lossis txo qhov me me thaum nws pib tawv Lub pob zeb no shrinkage tsim tensile stresses hauv pob zeb uas tsim feeb tawg ntawm lub dav hlau tsis muaj zog. Txhawm rau tiv thaiv cov kab nrib pleb zoo li no, cov pob qij txha yuav tsum tau muab tso rau ntawm lub sijhawm tsim nyog.

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