英语词汇“periodic key”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

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单词	periodic key
释义	periodic key 周期索引
随便看	spring coil Spring,Coiled spring coiling machine spring-coiling machine spring coiling machines and apparatus spring coil shank spring collar spring collet spring collet center spring collet chuck spring collet holder spring combination spring compass spring-compasses spring compasses spring compression adjustment spring-compression type grease gun spring compressor spring conjunctivitis spring connection spring connection electrically-conductive, connection spring constant spring-constant spring constellations spring contact