千分卡尺

例句：

1. 1. The engineer used a micrometer to measure the length of the pipe.
   工程师用千分尺测量管子的长度。
2. 2. The technician was required to use a micrometer for precision measurements.
   技术人员被要求使用千分尺进行精确测量。
3. 3. The construction worker used a micrometer to check the accuracy of the welding joints.
   建筑工人使用千分尺检查焊接接头的准确性。