柯林斯英汉双解大词典
mechanical advantage
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1.
N the ratio of the working force exerted by a mechanism to the applied effort 机械效率
双语例句权威例句
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The short answer to this is turbine to compressor 'Mechanical advantage'.
简短的答案是涡轮压缩机'机械优势'。
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This gives improved retractor blade stability with the mechanical advantage of a lever.
这样增加了牵开翼的稳定性，同时兼具杠杆原理的力学优势。
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For any machine whose input and output forces are known, its mechanical advantage can be calculated.
对于任何机器来说，如果知其输入力和输出力，就能求出其机械效益。
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