英语词汇“spring switch”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	spring switch
释义	spring switch noun : a switch consisting of a pair of split switch points held in running position by a stiff coil spring and designed to return to that position after being thrown over by trailing wheels from the diverging route
随便看	permonosulfuric permonosulfuric acid permselective permutate permutation permutation permutational permutation group permutation lock permutation table permutator permute permyak pern pernambuco pernambuco Pernambuco pernambuco cotton Pernambuco jaborandi pernambuco jaborandi pernambuco rubber pernambuco wood pernancy pernettia pernettya

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