Gōng / chǎng / lǐ / de / jì / shù / yuán / yòng / qiān / fēn / chǐ / jiǎn / chá / líng / jiàn / de / hòu / dù

工厂里的技术员用千分尺检查零件的厚度。

The technician at the factory used a micrometer to check the thickness of the part.