guiding beam arm 关节导光臂
even-arm beam 等臂梁
equal-arm asymmetrical beam 等臂非对称梁 ; 等臂天平
beam-type launcher arm 梁式发射导向架
arm-hung beam 悬壁梁
single-beam swing arm pick-up 单束摆臂式激光头
Provides a directed, concentrated beam of light owing to its 50 cm long flexible arm.
有50厘米长的柔性灯臂，可以提供直接、集中的光束。
This type of equal arm balance with double beam and pan adopts flexible steel band as support without abrasion to the edges of the knife.
复梁式双盘等臂天平，采用钢带弹性作支撑，无刀口磨损现象发生。
The flexure portion 18 includes a first connection arm member connected at a proximal end thereof to the distal apex of the load beam spring element portion 12.
弯曲部分的18包括第一个连接臂成员在近端延展至负载梁弹簧元的部分12个远端连接的顶点。
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