"In a floor system, beam s and joists transfer their loads to the girders, which in turn frame into the columns."

在房屋系統(tǒng)中超碰在线播放最新地址，梁和擱柵將其荷重傳給構(gòu)成支柱的大梁久久久精品国产自在看。

Floor boarding is laid in varying widths, the individual boards usually being tongue d and grooved to one another and nailed to the floor joists.

樓板鋪設(shè)的寬度是不等的。每條木板通常企口相連接一级特黄a爱激情影院，并釘在樓板梁上性交配网站。

Have you seen the joists the bathroom floor ?

你看到浴室地板的托了嗎？

Have you seen the joists under the bathroom floor ?

你看到浴室下的托了嗎欧美日韩三区二区三区二区？

Have you seen the joists under the bathroom floor ?

你看到浴室下的托梁了嗎女人张开腿男人猛桶视频？

Have you seen the joists under the bathroom floor ?

你看到浴室地板下的托梁了嗎？

In double floors, its own ceiling joists or bearers carry the ceiling of the room below .

在雙層樓板中在线观看国产技师自拍网站免费视频，下面的天棚是由其自身下方的擱柵或支架承載的新黄页在线观看。

It may be of timber or of steel joists encased in concrete, of reinforced concrete or plain concrete without reinforcement.

它可以用木料或埋在混凝土里的鋼梁，也可以用鋼筋混凝土或不配筋的素混凝土欧美黄色大片久久网频播放。

In double floors, its own ceiling joists or bearer s carry the ceiling of the room below.

在雙層樓板中成人综合网在线播放网站，下面的天棚是由其自身下方的擱柵或支架承載的。

A number of ceiling joists run from one wall to the opposite wall.

若干個平頂擱柵從一面墻伸向?qū)γ娴膲Α?/p>