rotation

• Changing the rate of cylinder rotation changes the speed selected .
  改变圆筒旋转速率就改变被筛选的速率。
• The numbers of earthworms changed according to the phase of the rotation .
  蚯蚓的数量因轮作状况而有改变。
• In the case of the moon the rotation keeps pace exactly with the revolution .
  月球的自转与公转精确地同步。
• This rotation amounts to a small acceleration of the laboratory .
  这种转动相当于实验室有一个很小的加速度。
• Convolutions frequently alternate in direction of rotation and vary in pitch .
  盘旋经常改变回转方向和节距。
• Farmers traditionally used long-term rotations of hay, pasture, and corn .
  农民以往长期实行干草、牧草和玉米轮作。
• The experimental study of molecular rotation is called microwave spectroscopy .
  分子转动的实验研究被称为微波波谱学。
• The workers in this workshop do day and night shifts in weekly rotation .
  这个车间的工人上白班和上夜班每周轮换一次。
• This concept of job rotation lacks the basic ingredient of practical experience .
  这种工作轮调方式缺少实践的重要部分。
• The earth's rotation and its motion around the sun add an appreciable frequency shift .
  地球自转与地球绕日公转产生附加的频移。