量重器

例句：

1. 1. The engineer used a scale to measure the weight of the material.
   工程师使用天平来测量材料的重。
2. 2. The scientist conducted experiments with precision measuring devices.
   科学家用精密测量设备进行实验。
3. 3. The factory uses a variety of measuring instruments to ensure quality control.
   工厂使用各种测量仪器来确保质量控制。