名词
中文翻译：升降运动凸轮轴
同义词：
['lifting motion cam shaft', 'lifting motion camshaft例句：1. The engineers designed a new lifting motion cam shaft for the machine.（工程师为机器设计了一种新的升降运动凸轮轴。）']
例句：
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1. The engineers designed a new lifting motion cam shaft for the machine.
工程师为机器设计了一种新的升降运动凸轮轴。
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2. The lifter motion cam shaft is responsible for moving the elevator's cage up and down.
升降运动凸轮轴负责移动电梯的轿厢上下移动。
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3. The new design of the lifting motion cam shaft has significantly improved the machine's efficiency.
新型升降运动凸轮轴的设计大大提高了机器的效率。