最后，是机器的零件目录。

And finally, the catalogs of parts of the machine.

youdao

工厂是否有保存有条理的备用零件目录？

Is an organized spare parts inventory kept on hand at the factory?

youdao

工厂是否有保存有条理的备用零件目录？

Is an organized spare parts inventory kept on hand at the factory?

youdao