"Rolling pins or other mechanical instruments are not permitted," the rules admonish.

新规定指出：“不允许使用擀面棍或其他机械工具。”

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Intuitive dial type parameter display: show equipment parameters with dial type display and is convenient for experimenter to read a wide range of mechanical instruments.

直观的码表式参数显示：选用码表方式显示设备参数，符合实验者看各类机械式仪器表的习惯。

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The space environment, combined with mechanical and cryogenic refrigeration systems using hydrogen and helium, chill the coldest instruments to 0.1 kelvin in four sequential steps.

利用太空的环境，以及机械和氢和氦的冷冻系统，分4个步骤把这个最冷的仪器冷却到只有0.1开尔文。

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The fifty-five year old musician recently fulfilled a dream in the release of his album Orchestrion. The recording includes Methenys operation of many mechanical instruments, like the player piano.

VOA: special.2010.03.12