Dividing road cell is the necessary precondition to develop road safety evaluation method.
道路单元划分是建立道路安全评价方法的必要前提。
I recently invited Allison Rhodes aka "The safety mom" to my friend's home to do a mom-safety evaluation.
最近我邀请“卫士妈妈”Allison Rhodes到我朋友家里进行家庭安全方面的评估。
An application of fracture mechanics to the safety evaluation of rocket propellent tank was presented.
介绍了断裂力学在火箭推进剂贮箱安全评定中的应用。
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