您要查找的是不是：
- variable beam attenuator 可变光束衰减器
- The system includeS beam attenuator, single pulse selection and pulse synchronizing, beam matching, CCD Camera, frame grabber hard, monitor, computer and system software. 整个装置包括光束衰减器、单脉冲选取及脉冲同步、光束直径匹配、CCD摄像机、图像卡、计算机及监示器以及系统软件。
- Nanosecond laser micromaching using an external beam attenuator 采用外光束衰减器的纳秒激光微加工
- With high energy photon beam attenuated by the couch insert and immobilization devices, the skin sparing effect will be reduced. 当高能光子射束穿过治疗床及固定模具而衰减时，会造成皮肤免除效应降低。
- She performed on the balance beam with much grace. 她在平衡木上表演得非常优美。
- A constant, variable, function name, or expression. 一种常数、变量、函数名或表达式。
- The beam of the searchlight pierced the darkness. 探照灯的光柱射入黑暗中。
- The prices are variable, shop around by all means. 价格高低不一，所以一定要货比三家逐店选购。
- The temperature was a variable in the experiment. 在该实验中温度是个变量。
- His answer was right on the beam. 他的答案完全正确。
- A Micromachining Based Miniature Variable Optical Attenuator[J]. 引用该论文 万鹏;袁野;吴兴坤.
- Micromachining Based Direct-Coupled Variable Optical Attenuator[J]. 引用该论文 晏辉鸣;曹钟慧;吴兴坤.
- A design for a digitalized variable optical attenuator[J]. 引用该论文 曹钟慧;邹勇卓;吴兴坤.
- He struck the beam with his head. 他的头撞到梁上了。
- A finite increment in a variable. 变量增量变量的有限增量
- The beam has a thickness of 3 inches. 这根梁厚3英寸。
- The speed of the toy boat is variable. 玩具船的速度是可变的。
- Never heard of her. You're off the beam. 我从来没有听说过这个人，你搞错了吧。
- Winds are mainly light and variable. 风力较弱，风向多变。
- Mind you don't knock your head (on this low beam). 小心，别(让这根低梁)撞著头。
