Therefore, how the displacement mutation and calculation convergence happened can be as a criterion to judge the roof damage.

因此，将监测点位移是否突变、计算是否收敛作为顶板破坏的判据。

Safety the highly effective convenience drainage system may prevent the valley between roofs and the down-flow pipe damage guaranteed the roof does not tie the snow and ice the icicle.

安全，高效便利的排水系统可以防止屋顶天沟及下水管的损坏，保证屋顶不结冰雪、冰柱。

Safety the highly effective convenience drainage system may prevent the valley between roofs and the down - flow pipe damage guaranteed the roof does not tie the snow and ice the icicle.

安全，高效便利的排水系统可以防止屋顶天沟及下水管的损坏，保证屋顶不结冰雪、冰柱。

Placing the roof assembly on a level surface can damage the roof assembly frame.

将天窗总成放置在水平面上可能导致天窗总成框架受损。

The main factors effecting of slipping area along the bed rock and roof separation and failure area and the major avenue of damage surrounding rock caused by mining are analyzed in this paper.

分析了影响沿底座滑区和顶板离层破坏区破坏的主要因素及其采动损害传递的主途径。

The mining deformation damage law of thick sandy soil over roof is the basis of setting up the dynamic structure theory of roof.

顶板厚砂土层采动变形破坏规律是建立顶板动态结构理论的基础。

The results show that the designed parameters are reasonable and there is a little damage for roof rock mass.

研究表明设计的爆破参数能合理爆落设计范围内的岩体，且对顶板围岩不致造成过大的损害。

For example, roof material must be strong enough to withstand damage by the sun, rain, snow, and winds. OFDA-supplied plastic sheeting has been very effective as roofing material.

例如，用于建造屋顶的材料必须足够牢固，以经受住日晒、雨淋、大雪和刮风的考验。美国对外灾难援助办公室提供的塑料薄膜用于建造屋顶已经被证明是非常有效的。

The present invention has the advantages that the waterproof layer is free of damage and no condensing in the roof structure, and has high durability and extending service life.

本发明具有以下优点：防水层不易受到损伤、耐久性高、屋面结构内部不会结露，提高使用寿命。

The vital problems to be solved in Shendong mine are the dynamic pressure damage of thin rock strata roof under thick sandy soil soft stratum and the loss of water and soil under mining.

浅埋煤层薄基岩厚砂土松散层顶板动压灾害和采动水土流失是神东矿区急需解决的重大问题之一。

Can be seen surrounding rock structure of the typical pattern of damage to the roof and floor of bending damage and a broken pillar along the main damage to the weak side slip.

可见采场围岩结构的典型破坏模式以顶底板的弯曲折断破坏和矿柱沿弱面滑移破坏为主。

We had heavy hail damage to our home recently. We are getting a new roof, new siding, new gutters, and soffit.

最近我们家刚遭受严重的冰雹，我们正在准备修建新的屋顶，新的护墙板，新的排水沟和屋檐底板。

In some cases of wind hazard, a large proportion of the wind-caused damage of low-rise building and long-span flexible roof is due to the exter-inter wind pressure combined action.

在国内外风灾中，低层房屋及大跨度柔性屋盖的风致破坏在很大程度上都是由内、外压联合作用引起的。

Roof sheathing, examined from the attic, showed no major defects or moisture damage.

车顶护套从上方观察来看，没有重大缺陷或受潮的情况。

Poor attic ventilation can cause damage to a roof structure.

阁楼通风不畅将导致屋面结构的损损。