The material is machined in a factory .

这种材料在一家工厂里用机器加工成型。

The edge must be machined down to0.02 millimetres .

这边缘必须切割到0.02毫米的精确度。

They machined the clothes .

他们用机器制造衣服。

The mating surface of curved sliding surfaces should be machined to the required surface finish from a single piece .

弯曲滑动表面上的偶配表面应当由单块加工成需要的表面光洁度。

Bonnet Joint - accurately machined for better service life .

阀帽连接-精密机加工，使用寿命更长。