他需要做手术来治好烦人的背伤。He needed surgery to cure a troublesome back injury.她毫不客气地叫那些烦人的摄影者“滚开”。She didn't hesitate to tell intrusive photographers to "naff off".我干活时别趴在我身上,怪烦人的.Please don't lean over me while I'm ...
最普通的精加工工序是用机械的方法, 如研磨, 磨削或用磨料抛光.The most common finishing operations are mechanical, such as milling, grinding, or polishing with abrasives.实验中采用磨料磨损的方式.Abrasion wearis taken as the main wear mode in the experiments.磨料水射...