偏斜度the angle of deflection偏斜度超过规定时,可采用车削校正.In excess skewness the correction may be turning.检查偏斜度时,用百分表水平的指在叶轮、平衡盘的侧面.Skewness inspection when the level indicator in the impeller means to balance the side plate....
Several men are pushing school desks and chairs into neat rows.几个人正挪动学校的桌椅，将它们排整齐。Empty soft-drink cans clutter the desks.空饮料罐胡乱地堆在桌上。There are not enough desks to go around in the classroom.教室里书桌不够用....
Petty crime is having a deleteri-ous effect on community life.轻微罪行正对社区生活产生有害影响。At 17, he had a criminal record for petty theft.他17岁就有了小偷小摸的犯罪前科。Donaldson was a petty crook with a string of previous offences.唐纳森有一系列小的犯罪前科...