scourings

I was scouring out the pans.

我正在擦平底。

The properties of perchlorethylene (PER) are compared to those of water in relation to scouring processes in the textile finishing.

比较了四氯乙烯和水(纺织品整理精练用)的性质。

Based on the comparison, the gap lies in: twisting and setting of both organzine and tram before weaving, scouring and alkali deweighting, and la...

认为差距在于织造前经纬丝加定形、染整加工时的精练起绉与碱减量技术等三个方面。