additional coating造句

When an ordinary cloth is used to rub grease off the glass , the grease becomes an additional coating with varying thickness
当使用普通布块擦抹玻璃上的油垢时，油垢会形成另外一层不同厚度的膜层。
If the required paint film thickness has not been achieved , the additional coats should be applied till the specified thickness is attained
如果未达到要求的湿膜厚度，应覆涂直到满足指定的湿膜厚。
If necessary ， holes ， seams and edges , where painting is difficult , should be given a stripe coating and additional coating with brush prior to airless spraying
必要时，在难以涂装的孔、缝或边缘处。应在正式喷涂之前进行预涂。
It's difficult to find additional coating in a sentence. 用additional coating造句挺难的