In the cement pavement construction, application of plastic cover, to prevent contamination of the surface damage of cement slurry, the surface pattern and writing.
在水泥路面施工时，应用塑料膜将井盖盖好，以防止水泥浆沾染表面，损伤表面花纹、字迹。
Giving an imitation of traditional plastic theory , a damage surface model on brittle rock about temperature in stress-space is introduced and the evolutionary law is discussed qualitatively.
参照经典塑性力学的屈服面理论，引入了温度作用下应力空间中脆性岩石的损伤面模型，定性地讨论了荷载和温度影响下损伤面时的演化规律。
Avoid using non-plastic protections for the table surface, as the chemicals in plastic may damage the wooden surfaces of the furniture.
避免在木质家具表面长期铺设塑料桌布和垫子，因为塑料中的化学成分会损坏涂层。
应用推荐