题目内容
高速铁路工程测量平面控制网应在框架控制网的基础上分四级布设。
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高速铁路工程测量高程控制网分二级布设。
为保证高铁安全性，在勘测设计阶段就应建立全线统一的变形监测网。
When employees participated in the problem-solving process, they were much more willing to i______ solutions to the problems.
A strong police force has been placed between the two r_____ groups in the village to prevent fighting and killing.
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