用“ceiling joist”造句大全，ceiling joist造句

At the lower end of each roof slope, eaves purlins are provided over the ceiling joists.

Poles can be held in place by using threading to brace them against a ceiling joist.

Is a modern sizeable enterprise which specializes in production of all kinds of ceiling grid, partition joist, PVC ceiling joist and sprayed joist.

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

However, relatively few of the secondfloor ceiling joists themselves were damaged.