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This paper introduced a structure suitable to the high speed light load linear feed system.
介绍一种适合高速轻载的直线进给系统的结构形式。
youdao
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Introduces concepts of speed, light speed, faster-than-light speed.
介绍了速度、光速、超光速的概念。
youdao
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Introduces concepts of speed, light speed, faster-than-light speed.
介绍了速度、光速、超光速的概念。
youdao