英语翻译在油漆喷涂之前,构件上的飞溅,棱角,油污,残留的耦合剂等必须清理干净.The weld splatters,edges,oil stains and remaining couplant on the component shall be cleared prior to paintingprimer.防腐工作已经开始,请贵公司提供油漆工艺.Surfaceprotection work had already started,your company shall be provide the paintingprocedure.

第二句前半句个人认为最好使用现在完成时。且逗号要改为句号.俩个独立的句子怎能使用逗号连接？个人意见，经供参考， 望采纳，谢谢。

在油漆喷涂之前，构件上的飞溅，棱角，油污，残留的耦合剂等必须清理干净。The weld splatters, edges, oil stains and remaining couplant on the component must be cleaned up prior to painting.
防腐工作已经开始，请贵公司提供油漆工艺。
Surface protection work has already started. I /we will appreciate if your company can provide the painting procedure. 第二句这样翻译可能显得语气委婉些。希望能您能采纳。

Clear/Remove welding spatters,edges,stains and couplant remainings from the component before paint/primer-spraying.Surface anticorrosion has started,you are required to provide the paining technique.

shall be cleared before painted.
the surface protection work had already started, please give your painting handicraft.
ps.你这是机器翻译的吧