laser beam welding
浮箱宽
beam of buoyancy tank【船】
暂无补充释义。
beam of buoyancy tank【船】
暂无补充释义。
laser beam welding
separated angle of difference beam【电讯】;separated angle of offset beam【电讯】
X-ray beam collimator
infrared beam condenser
stacked-beam radar【雷达】
beam sourse
semipermeable, mirror beam splitting system
hammer beam【建】