vernier engine

例句：

1. 1.The engineer used a vernier engine to measure the precise dimensions of the machine parts.
   工程师使用分度仪来测量机器零件的精确尺寸。
2. 2. The micrometer was used to adjust the screws on the clock, ensuring they were perfectly aligned.
   微米刻度尺被用来调整钟表上的螺丝，确保它们完美对齐。
3. 3. The vernier engine was crucial in the precision measurement process, as it allowed for minute adjustments.
   分度仪在精密测量过程中至关重要，因为它允许进行微小的调整。