Cov stairs yuav tsum dav npaum li cas?
Cov stairs yuav tsum dav npaum li cas?

Video: Cov stairs yuav tsum dav npaum li cas?

Video: Cov stairs yuav tsum dav npaum li cas?
Video: Yuav ua li cas nrog koj daim ntawv pov npav tom qab koj xa mus 2024, Kaum ib hlis
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Staircase Dav: 36 nti, yam tsawg kawg nkaus

Staircase dav hais txog sab-rau-sab nrug yog tias koj tau taug kev nce lossis nqis ntaiv . Qhov kev ncua deb no yuav tsum yog tsawg kawg yog 36 ntiv tes thiab ua tsis suav nrog tes tuav

Kuj paub yog, dab tsi yog qhov dav staircase?

Tus qauv ntshiab dav ntawm 36 ntiv tes yuav tsum txuas ntxiv los ntawm sab saum toj ntawm lub tes tuav mus rau qhov siab kawg ntawm lub taub hau, uas yog 78 ntiv tes rau cov kauj ruam.

Tsis tas li ntawd, code dav ntaiv yog dab tsi? Stairways yuav tsum tsis pub tsawg tshaj 36 ntiv tes (914 mm) kom meej dav ntawm tag nrho cov ntsiab lus saum toj qhov kev tso cai tuav qhov siab thiab hauv qab qhov siab xav tau.

Ntawm no, qhov dav dav ntawm tus ntaiv ntaiv yog dab tsi?

Tread dav Cov dav ntawm taug kev los ntawm ib sab mus rau sab yog feem ntau hais tias tsawg kawg yog 36 ntiv tes rau kev tsim kho vaj tse thiab 48 ntiv tes rau ADA raws li pej xeem cov tsev. Ob leeg qhov ntau thiab tsawg haum lub rooj zaum muaj log thiab lwm yam khoom siv.

Dab tsi yog qhov tsawg kawg nkaus ntaiv dav?

Staircase Dav Loj: 36 nti, Yam tsawg kawg ntawm Staircase dav yog hais txog sab-rau-sab nrug yog tias koj tau taug kev nce lossis nqis ntaiv . Qhov kev ncua deb no yuav tsum yog tsawg kawg 36 ntiv tes thiab tsis suav nrog cov tuav.

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