名词中文翻译
中文翻译：有效长度
同义词：
['effective length', 'effective range']
例句：
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1.The new design has an effective spring length of 20cm.
新设计的有效弹簧长度为20厘米。
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2. The spring in the device is designed to have an effective spring length of 5cm.
该装置中的弹簧设计有效长度为5厘米。
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3.The effective spring length of the spring is crucial for its function.
弹簧的有效长度对其功能至关重要。