rocker beam

• 平衡梁

rocker beam的用法和样例：

例句

1. Adjust the brake band equalizer beam properly.
   适当调整刹带平衡梁。
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。