proportioning machine

例句：

1. 1. This is a precision weight distribution machine used in the manufacturing industry.
   这是一种用于制造业的精密配重机。
2. 2.The balancer system ensures that the weights are evenly distributed on the platform.
   平衡系统确保平台上的重量均匀分布。
3. 3. The engineers designed a new balancer to improve the accuracy of the machine's weight measurement.
   工程师们设计了一种新的平衡器，以提高机器重量测量的准确性。