n.粗加工,粗糙法;
v.(使)变得粗糙,(使)变得不平( roughen的现在分词 );
例句:
Influence of Roughening Treatment of Plastic Surface on Its Wettability
塑料表面糙化处理对其润湿性能的影响
An Experimental Study or Roughening for Fixed-bed Model of River
定床加糙的试验研究
Study on the Effect of Wave Decay for Roughening Sloping Dikes
斜坡堤加糙插砌条石护面消浪效果试验研究