poppet-valve是什么意思 poppet-valve怎么读
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英 [pɒ'pɪtv'ælv]
英 [pɒ'pɪtv'ælv]
美 [pɒ'pɪtv'ælv]
美 [pɒ'pɪtv'ælv]
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n. 提动阀
poppet-valve的英文翻译是什么意思，词典释义与在线翻译
名词 poppet valve:- a mushroom-shaped valve that rises perpendicularly from its seat; commonly used in internal-combustion engines
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