The round workpieces are picked up by a vacuum gripper, transported a short way and set down on a small carrier, which conveys the parts back to the starting point.

圆形工件由真空夹持器拾起，运送一小段距离后放置在小型运载装置上，最终工件被运送回原点。

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The engine, as it cooled itself, sucked in air through the outlet hose, producing suction in the vacuum chamber, and so drawing the plunger down and compressing the spring.

当引擎冷却时，通过出口软管吸入空气，在真空管产生吸气，导致柱塞向下挤压弹簧。

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One tool provides the ultrasound waves that are used to break down the cataract, and also contains a vacuum to hoover out the pieces.

一个工具提供用来粉碎白内障的超声波，而且也包含一个真空吸尘器将碎片吸出来。

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When you expand a real gas into vacuum, the temperature goes down.

当一个真实气体，向真空膨胀咱的时候温度会下降。

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"There may be a bit of a demand vacuum a few months down the line, " he said.

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Both involve heating organic materials in a vacuum until they break down into carbon and vapors that can be condensed into a low-grade fuel oil.

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The acceleration of lift-off would not kill something that size, and if a rock is large enough, the heat generated as it is thrown clear will be negligible except at its surface where, if anything, melting may even produce an airtight skin to protect any microbes deeper down from the unpleasant vacuum of space.

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