Kuv yuav tsum tau ua ib phab ntsa ntau npaum li cas?
Kuv yuav tsum tau ua ib phab ntsa ntau npaum li cas?

Video: Kuv yuav tsum tau ua ib phab ntsa ntau npaum li cas?

Video: Kuv yuav tsum tau ua ib phab ntsa ntau npaum li cas?
Video: Yuav Tau Luag Qub Swm Hluas/ By TUB QWJ KWM /nkauj tawm tshiab 2024, Tej zaum
Anonim

Ib cib dav phab ntsa xav 120 cib ib square meter. Yog li thawj theem tsuas yog ntsuas qhov siab thiab qhov ntev ntawm qhov phab ntsa nyob rau hauv ' meter ', muab lawv ua ke kom muab thaj tsam hauv square metres, thiab muab qhov no los ntawm 120.

Tom qab ntawd, pes tsawg square feet yuav 1000 cib npog?

Tag nrho tsis muaj. Ntawm cib xav tau rau 1000 square feet = 92.94 × 504 = 46842 cib.

Qhov thib ob, nws siv pes tsawg lub cib los tsim ib chav? Cov tsev feem ntau yog ua nrog 8 ko taw qab nthab, thiab qhov nruab nrab chav pw yog 11 feet x 11 feet. Yog li 11ft × 8ft = 88ft² × 4 phab ntsa = 352square feet yog koj phab ntsa tag nrho. Luas = 352 x 6 = 2112 cib los npog tag nrho 4 phab ntsa ntawm a chav yog 11 feet x 11 feet.

Tsis tas li ntawd, nws yuav siv pes tsawg lub cib los tsim lub tsev 5 chav pw?

Tso cai 1.86 m2 ntawm brickwork / lineal meter ntawm phab ntsa tom qab tso cai rau lub qhov rais thiab qhov rooj ntawm 50 cib luas = 3906 m² cib , tab sis pub 4000.

Tus qauv cib loj yog dab tsi?

Cib Loj Hauv Tebchaws Meskas Hauv Tebchaws Meskas, niaj hnub txheem cib yog (tswj los ntawm American Society for Testing and Materials i.e. ASTM) txog 8 × 3 5⁄8 × 2 1⁄4 nti (203 × 92 × 57 mm). Qhov feem ntau siv yog lub modular cib 7 5⁄8 × 3 5⁄8 × 2 1⁄4 nti (194 × 92 × 57 mm).

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