equal-arm bridge 等臂电桥
equal-arm baiance 等臂天下
equal arm balance [仪] 等臂天平
equal arm bridge 等臂电桥
equal-arm balance 一种简单天平 ; 等臂天平
equal-arm asymmetrical beam 等臂非对称梁 ; 等臂天平
equal-arm 等臂
equal arm bride 等臂电桥
equal l arm bridge 等臂电桥
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。
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？
So now each one of you is one layer but don't forget that you have a friend in front of you which is arms length your arm to tip of your fingers is again equal distance.
这样现在你们中的每一个都是一个层，但是不要忘记在你前面你有一个朋友，位于一条手臂的长度，这个长度是你的臂膀至你的手指尖的相等距离。
应用推荐