The joist supports the weight of the floor above.

托梁支撑着上面地板的重量。

They replaced the damaged joist in the old house.

他们更换了老房子里损坏的托梁。

The carpenter measured the joist before cutting it to size.

木匠在切割托梁之前先测量了它。

The construction team installed a new joist in the ceiling.

施工队在天花板上安装了一根新的托梁。

Secure the joist properly to ensure the floor is stable.

为了确保地板的稳定性，要牢固地固定托梁。

A triangular metal bracket used to strengthen a joist.

用于加固托梁的金属板.

A triangular metal bracket used to strengthen a joist .

角撑板一种三角形的金属托架，用来加固地板托梁。

Walk around the basement with caulk and cans of spray foam and plug every gap you can find between framing and masonry and around pipes or wires that penetrate the rim joist or exterior walls.

用填缝材料和喷雾泡沫器把你能找到的地下室里框架和砖石墙之间、贯穿环托梁或外墙的管道或电线周围的每条裂缝堵住。

Wood joist(used to fix base board)

木龙骨（固定衬板）

Wood joist(used to fix decorating board)

木龙骨（固定装饰板）