英语词汇ball retaining spring是什么意思，ball retaining spring的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典-觉斋网

单词	ball retaining spring
释义	ball retaining spring　滚珠回位弹簧
随便看	provende provender provender provender provender machine provenience provenience provenience study provenly proventil proventil proventricular valve proventriculus proventriculus prover prover proverb proverb proverb proverb proverbial proverbial proverbial proverbial proverbialist

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