短语词组短语pole impact test device 柱状碰撞试验装置pole foundation test 桩基检测pole -jump test 爬杆回避实验;解爬杆回避实验Pole -climbing test 爬杆实验rotating pole test 转动杆测验point -pole test 点极检验法magnetic point pole test 点磁极检测法 返回 pole test