roof balance

• 挂式天平

roof balance的用法和样例：

例句

1. The yoke balance offers an advantage over the platform balance in that moments read are about the model.
   轭式天平比台式天平优越的地方在于测取的力矩是模型本身的。
2. The balance beam scale is outfitted with a beaker reservoir on one of its arms and a weight on the other.
   平衡梁式天平在它的一条臂上配备一个烧杯状容器，另一臂上配衡重量。