平整地面 meaning in English

ground grading

This paper studies the analysis and detecting of the position and pose of uneven terrain mobile robot ' s platform
摘要主要研究非平整地面移动机器人平台位姿分析以及位姿检测的问题。
The equipment should be placed on support tray or on flat surfaces and padded on both sides , beforte installation , thus avoiding hem from rolling because of wind or sloping ground
安装前应放在托架上或放在平整地面上，两侧垫实，防止因风力或地面倾斜而产生滚动。