twin beam overhead bridge crane 双梁桥式行车 ; 双梁桥式起重机 ; 电动双梁桥式行车 ; 电动双梁桥式起重机
Twin Beam Sword 光束剑
GN Twin Beam Rifle 机体武装GN双管光束步枪
twin beam oscilloscope 双束示波器
twin-beam shrimp trawler 双桁虾拖网渔船
twin webbed t beam 双腹板梁
twin beam infrared absorption analyzer 双光束红外吸收分析器
A twin-beam adaptive alignment measurement system is introduced.
介绍了一种双光束自适应准直测量系统。
The concept of the lasing lifetime of working substance in the solid dye laser is promoted to liquid dye laser, and a twin laser beam testing method to measure the lasing lifetime is presented.
把固体染料激光器工作介质激射寿命的概念推广到液体染料激光器中，同时提出了一种针对液体激光染料激射寿命的双激光光路测试方法。
The main beam anchor outline of one twin beams cable—stayed bridge in the south China area was changed.
华南地区某双幅斜拉桥主梁锚座轮廓的变更。
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