A clutch of knowledgeable Americans who broadly agree with the two-state thesis have been advising Mr Obama not to get involved-at any rate, not yet.

那些大体接受两国方案的美国智囊们建议奥巴马无论如何不要涉足其中。

Mr. Welch said those who take time off for family could be passed over for promotions if 'you're not there in the clutch.'

韦尔奇说，那些为家庭暂时停止工作的人可能会在升迁时不予考虑，因为他们没有在岗位上。

A magnetorheological (MR) clutch is a device to transmit torque by the shear stress of MR fluids.

磁流变离合器是通过磁流变液的剪切应力传递转矩的器件。

Mr Jones burned out the clutch on his car.

琼斯先生把离合器烧毁了。

The results indicate that the output torque of MR fluid clutch can meet the requirements of engine cooling fan.

结果表明，设计的风扇离合器输出转矩能够满足发动机冷却风扇的驱动要求。

The fundamental principle of MR fluid fan clutch is introduced and the measurement and control system is designed.

介绍了磁流变液风扇离合器和测控系统的工作原理。