Instructors decided he would never make a pilot.教练断定他永远也当不了飞行员。The instructors were slacking on the job.教员们对工作松松垮垮.Do you intend to employ hostesses , hostess leaders, dancing partners, dancing instructors?你是否打算聘请女招待、女招待...
Instructors read slowly and students copied down what was said.老师慢慢地念，学生们把所念的记下来。Instructors decided he would never make a pilot.教练断定他永远也当不了飞行员。The instructors were slacking on the job.教员们对工作松松垮垮....
In the case of rimming steel, no or some deoxidation is carried out before casting.沸腾钢在铸锭前不脱氧或轻度脱氧.With small portion to be scrapped rimming steel has a high yield of good steel.由于废弃的部分小,沸腾钢的成材率较高....
研制了一种甲醇重整微槽道反应器加工工艺.A manufacturing process of micro - channel reactor for methanol reforming was prepared.分析了球面透镜组成的聚焦系统加工微槽道存在的问题与困难.Analyses the problems and difficulties in micro - canal process by using spherical le...