They call their creations "machines" and "devices". Really, they are nothing more than test tubes full of DNA-rich water.

研究人员把自己的这些创造叫“机器”或“设备”。实际上，只不过是一些装满dna液体的试管。

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Taking full advantage of their life can put off tubes' s exchanging, holding exchanging time nicely.

充分利用这些剩余寿命可推迟换管时间，准确掌握换管时机。

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This paper presents the application of a full-digital AC-servo driver to an automatic cutting control system for aluminium plastic tubes.

本文主要介绍了全数字式交流伺服驱动器在铝塑管自动切割控制系统中的应用。

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The laboratory is much like an old chemistry classroom, somewhat cramped for space and full of test tubes and serious looking people in white coats.

BBC: The drug-busters