这个发动机转速高时噪音非常大。
不论转速如何，发动机都可以立即加速。
转速计的指针猛升。
地球引力减缓了月球的自转速度，使之与其轨道的速度相匹配。
The earth's gravity slows the moon's rotation, matching it to the speed of its orbit.
科学并没有给出合理的解释，说明它是如何从那个速度减速到现在的转速的。
Science offers no plausible explanation of how it could have slowed to its current rotational rate from that speed.
这台机器是如此精确，以至于人类的头发甚至不能从头部和旋转的磁盘之间穿过，但它的运转速度却是惊人的。
This machinery is so precise that a human hair couldn't even pass between the heads and spinning platters, yet it all works in terrific speeds.
两个引擎的转速都是每分钟2,500转。
转速计在时速70英里时显示每分钟高达3000转。
使用叶片式风速仪测量模拟气缸内的涡流转速。
The blade type anemograph is used to measure and simulate the turbulence speed.
还讨论了转速，功率，开放式多重调节模式和无扰动传输。
Revolution speed, power, opening multiple regulation mode and bumpless transfer are also discussed.
不要使发动机转速太快。
假设转速衰减很少，那么阻力系数增加。
Assuming that the amount of spin had not decayed too much, then the drag coefficient increased.
一块设计来使伊朗的原子离心机转速失控。
One was designed to send Iran’s nuclear centrifuges spinning wildly out of control.
他说：“这颗恒星自转速度相对来说比较快。”
在地震中，地球质量移动得离赤道越近，地球转速就越快。
The closer the mass shift during an earthquake is to the equator, the more it will speed up the spinning earth.
但这种影响向外扩散，逐层改变地核的自转速度。
But the effect ripples outward, changing the core's rate of rotation layer by layer.
现在，月球的自转速度与绕地球公转速度是一样的。
Right now, the Moon's rotation rate, and the time it takes to orbit Earth are the same.
你能让预报函数基于物件的速度、操纵或者旋转速度。
You can base this prediction function on the speed of the object, steering or rotation speed.
内存空间不断扩大，运转速度不断加快，随之内存出现了问题。
With memory space expanding and the speed of microprocessor cores going ever faster, there was a problem of the memory keeping up.
你们现在所要做的，就是降低地球转速，降低2。4秒。
All you would have to do is slow the earth down by about 2.4 seconds.
但是，旋转速度不变的情况下增加球速会降低升力系数。
However, increasing the velocity at a given spin reduced the lift coefficient.
地球的旋转速度仍在减慢——我们一天的时间正越变越长。
Earth's rotation rate is still slowing down — our days are getting longer and longer.
所以Meibom和他的同事们正在测量已知年龄的星星的自转速度。
So Meibom and his colleagues are measuring the rotation of stars whose ages they already know.
因此，我们可以用星星的自转速度及速率作为衡量它们年龄的计时器。
And so we can use the spin rate, the rotation rate of a star, as a clock to measure its age.
如果他们能够确定星星年龄与转速之间的关系，星星的年龄测起来就简单的多了。
If they can pin down the relationship between age and rotation, a star's age will be much easier to measure.
如果他们能够确定星星年龄与转速之间的关系，星星的年龄测起来就简单的多了。
If they can pin down the relationship between age and rotation, a star's age will be much easier to measure.
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