这个机理的特殊情况就是 所谓 的筛分效应.A special case of this mechanism is the so - called sieve effect.这些方法有碎磨 、 筛分 、 混匀 、 选矿以及粉矿造块等.These processes include comminution, screening, blending , concentration , and further more, agglomerati...
The diaphragm vibrates , thus setting the air around it in motion.膜片振动,这使得周围的空气也动荡起来.Her heart vibrates with excitement.她的心因兴奋而悸动.The house vibrates when a train passes.火车经过时房屋震动....
他靠每周领取的作为病残养老金的直接转账救济支票过日子。He lived on an invalidity pension which came as a weekly giro.所有支票的收款人都应是“英孚国际语言学校”。All cheques should be made out to "EF International Language Schools"对于大额的支票和汇款单要使用挂号邮寄。Use recorded delivery...