roof deck fire test 屋面板火灾试验

Roof system test method 屋顶系统试验方法

roof strength test 顶板强度试验

Roof bolter test platform 锚杆机试验台

floating roof floatation test 浮顶升降试验

hydraulic roof supports test bed 液压支架立柱试验台

Fire Test of Roof Coverings 屋顶覆盖层的耐火试验

Roof function and durability test 天窗功能和耐久试验