moving-iron meter

例句：

1. 1. This moving-iron meter is used to measure the weight of various materials.
   这个移动式铁量计用于测量各种材料的重量。
2. 2. The engineer used a moving-iron meter to check the accuracy of the weighing machine.
   工程师使用一个移动式铁量计来检查称重机的准确度。
3. 3. The moving-iron meter was used to ensure that the weight measurements were consistent across different locations.
   移动式铁量计被用来确保在不同地点的称重测量结果是一致的。