矩

• In the calculation of fixed end moments, joints b and c are temporarily locked .
  在计算固端弯矩时，临时锁住共点B和C。
• Infra-red absorption takes place only when there is a change of dipole moment .
  红外吸收峰仅在有偶极矩变化时才能实现。
• We now show how to calculate molecular dipole moments from wave function .
  我们现在说明如何从波函数来计算分子的偶极矩。
• The second requirement can be simply expressed in terms of the moments of the forces .
  第二个要求可以简单地用力矩来表示。
• The transmission of an automobile engine is often called a "torque converter" .
  汽车发动机是由“转矩转换器”来传送功率的。
• This increases both the rigid body rotation of the vehicle and the bending moment .
  这既增加了飞行器的刚体转动，也增加了弯矩。
• Clearly the virtual rotation about a is the geometric equivalent of taking moments about a .
  显然绕A的虚转动在几何上等价于对A点取矩。
• The easiest way to rid a system of external torque is to rid it of all external forces .
  要去掉系统的外转矩，最简易的办法是去掉一切外力。
• We passed a rule that every employee had to be checked out on at least three operations .
  我们定了一条规矩，每个工人一定要经过三种工作的训练。
• In a paramagnetic material the directions of the magnetic moments vary randomly from atom to atom .
  在顺磁材料中，磁矩的方向在原子之间随意变化。