名词
中文翻译：回弹簧
同义词：
['return spring', 'return spring element']
例句：
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1.The plunger return spring helps to ensure that the valve is always in the right position.
回弹簧有助于确保阀门始终保持在正确的位置。
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2.The plunger return spring is designed to prevent the piston from moving too far back into the cylinder.
回弹簧的设计旨在防止活塞过度退回到气缸中。
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3.The plunger return spring is an essential component of many mechanical systems, ensuring smooth operation and long lifespan.
回弹簧是许多机械系统的关键部件，确保了系统的平稳运行和长期使用寿命。