laser head短语¹⁰⁶¹⁰⁰⁺⁵ 基本例句 激光头 CMS Cavity Monitoring System was used to make a3D scanning of the mined-out area in underground mine and accurately get the distance from the laser head to the boundary of mined-out area. 借助三维激光空区监测系统对地下矿山采空区进行三维扫描，精确的获取激光头到空区边界的距离。 www.jsks.net.cn