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。
Length of shoulder blade and upper arm are equal. Height from elbow to Withers approximately equals height from ground to elbow.
肩胛骨与上臂长度相等，从肘部到马肩隆与从地面到肘部的长度相等。
A surface of the transporting arm on which a wafer is placed is provided with a plurality of suction holes formed at equal intervals in a fan-shaped region.
其上放置晶片的传送臂的表面具有在扇形区域中多个以等间距形成的抽吸孔。
Upper arm and scapula are approximately equal in length and form an angle of 90 degrees.
上臂骨与肩胛骨长度基本一致，并呈90度角。
You have 3 weights:1 kg, 3 kg and 9 kg as well as an equal arm balance, as shown. How many different weight objects can you weigh with these three?
翻译：你有3个砝码：1公斤、3公斤和9公斤，以及一个托盘天平，你可以称出多少个不同的重量？
You have 3 weights:1 kg, 3 kg and 9 kg as well as an equal arm balance, as shown. How many different weight objects can you weigh with these three?
翻译：你有3个砝码：1公斤、3公斤和9公斤，以及一个托盘天平，你可以称出多少个不同的重量？
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