名词
中文翻译：机械效率
同义词：
['machinery efficiency', 'machinery efficiency']
例句：
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1. Thenew machine has a higher mechanical efficiency than the old one.
这台新机器的机械效率比旧的高。
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2. The design of this car is highly efficient in terms of energy consumption.
这款车的能源消耗设计非常高效。
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3.The efficiency of the new system is much better than that of the old one.
新系统的效率比旧的要好得多。