zhè / jiā / gōngchǎng / yǐnjìn / le / gāojīngdù / shùkòng / mǔjī / yònglái / jiāgōng / hángkōng / língbùjiàn

这家工厂引进了高精度数控母机，用来加工航空零部件。

This factory introduced a high-precision CNC machine tool for manufacturing aircraft components.