correction mass

例句：

1. 1. The new model has a correction mass of 50 kg.
   新型号的校正质量为50千克。
2. 2.The engineer carefully adjusted the correction mass to ensure accuracy.
   工程师仔细调整了校正质量以确保准确度。
3. 3. The correction mass was used to adjust the balance of the scale.
   校正质量被用来调整秤的平衡。