上部吸气阀
词语: 上部吸气阀
解释: head valve
词典: 航海专业汉英词典
上部吸气阀 相关解释
head valve 〔名词〕上部吸气阀
head valve 〔名词〕头阀,顶置阀
head valve (湿空气泵的)上层止回阀
head valve 头阀
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