oil stain造句

1、This article introduces causes of aluminium foil surface oil stain and sticking.
介绍了铝箔表面产生油斑和油粘的原因。

2、Have you washed out the oil stain on your coat?
外套上的油污洗掉了吗？

3、Powdered carbon can clean away fingerprint, oil stain on lens, and do not scratch or damage lens.
碳粉头更可清除镜片上难清洁的指印、油污等顽固污渍，且不会刮花、损伤镜头；

4、Oil stain and rust stain on welding wire shall be removed.
焊丝在使用前应清除其表面的油污，锈蚀等。

oil stain翻译