用hoistway造句子，“hoistway”造句

It solves the problem of steel beam position to be through and local design of such structures as elevator hoistway or stair tunnel and one-column-multi-pile design and construction.

Elastic mid-strength rock wool board: used for heat preservation, fireproofing and sound absorption for the building wall/roof, such as curtain wall, inner wall partition and elevator hoistway, etc.