英语词汇“free spring”的读音、翻译、释义、用法及例句-智慧网

词汇	free spring
释义	free springfree spring1.■自由簧
随便看	track bumper track cable track cable scraper track calculating track calibrate track capacity track carrier track center track-center distance track center-to-center spacing track centre track centre-to-centre spacing track chamber track change control track chart track charts track circuit track circuit interrupter track circuit layout track circuit length track circuit permissive block track circuit phasing track circuitrepeater track circuit selection track circuit shunting

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