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。

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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。

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The suspension assembly includes a load beam coupled to an end of a swing arm of an actuator;

悬挂组件包括承载梁，耦接到致动器的摇臂的末端；

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