1.The key it to have a smooth metal roof that winds will pass over, to be at or below the surface of the earth.
关键是有一个光滑的金属屋顶，可以让风通过，可以在地面上也可以低于地面。
2.One could construct hatches in the metal roof, for an air supply or as an escape route.
可以建造金属质地的舱口盖，提供空气供给，或作为退路。
3.metal roof material, as well as several characteristics of the materials, as per the advantages and disadvantages of the roof materials.
金属屋面常用的几种材料，以及每种材料的特性、作为屋面材料的优缺点。
4.The structural analysis becomes very complicated for the large number of corrugations consist in the metal roof.
但由于屋面板中存在有大量波纹状褶皱，这使得结构分析变得异常复杂。
5.The results show that the appearance of metal roof after extension is good.
结果表明，扩建后的金属屋面外观效果良好。
6.Protection from this rare chance of devastation is best attained by sheltering under a metal roof, which will not burn.
对这种损坏进行防护的最佳方法是躲在一个金属屋顶下，因为它们是不会燃烧的。
7.And of course, the folding metal roof will be standard again.
当然，折叠金属屋顶再次将标准。
8.The metal roof should be at the same level as the ground surface.
金属屋顶应与地面同一水平面。
9.metal roof construction safety and security goals.
金属屋面施工安全目标及安全保证措施。
10.metal roof construction process.
金属屋面的具体施工过程。