Considered from safe Angle, architecture is the first defense line of human safety, the human shelter and also the basic space of mankind survival.
从安全的角度来讲，建筑是人类安全的第一道防线，是人类的庇护所，也是人类赖以生存的基本空间。
Borehole curvature is one of significant index to evaluate Angle build-up capacity and wellbore quality, is very important to realize safety, speedily and efficiently drilling.
井眼曲率作为衡量工具造斜能力和评价井身质量的重要指标之一，对实现安全、快速、高效钻井具有重要意义。
The return angle stiffness of tilting mechanism can be taken to judge the return safety of tilting trains is put forward.
提出了采用摆式列车倾摆机构的回复角刚度来评定摆式列车的回复安全性的方法。
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