• 理论一个摩擦力的,或者说是理想机器输入输出相等,因此效率1,或者说是100%。

    In a theoretically frictionless, or ideal, machine, the work input and work output are equal, and the efficiency would be 1, or 100%.

    youdao

  • 理论一个摩擦力的,或者说是理想机器输入输出相等,因此效率1,或者说是100%。

    In a theoretically frictionless, or ideal, machine, the work input and work output are equal, and the efficiency would be 1, or 100%.

    youdao

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