weighing treadle

例句：

1. 1. The scales on the weighing treadle are accurate to within a few tenths of a pound.
   称重踏板上的秤准确到几磅的几分之一。
2. 2. The engineer used the weighing treadle to adjust the balance of the machine.
   工程师使用称重踏板调整机器的平衡。
3. 3. The weighting treadle was designed to provide more precise measurements.
   称重踏板的设计是为了提供更精确的测量。