名词
中文翻译：双降轴
同义词：
['double reduction gear', 'double reduction shaft assembly']
例句：
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1. The machinehas a double-reduction shaft that can reduce the load by half.
这台机器有一个双降轴，可以将负载减半。
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2. The engineer designed a double-reduction shaft to improve the machine's efficiency.
工程师设计了一个双降轴以提高机器的效率。
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3. During the manufacturing process, the double-reduction shaft is crucial for reducing the weight of the machine.
在制造过程中，双降轴对于减轻机器的重量至关重要。