The classification, process, mechanical and physical property of aluminum plastic composite plate is briefly intruduced.
简介了铝塑复合板的分类、工艺和特性。
Sandstone and limestone are the main targets cut by oil and gas well drilling and for their physical mechanical property there have been systematic determination method and quantitative gradation.
砂岩和石灰岩是石油天然气钻井破岩的主要对象，它的物理力学性质已有系统的测定方法和定量分级。
The physical pattern and mechanical property of residual binder film on the used sodium silicate sand under different temperature were studied by the numbers.
对不同受热温度下水玻璃旧砂粒上残留粘结剂膜的物理形貌及力学性能进行了较系统的试验研究。
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