back valve
词语: back valve
解释: 止回阀,防逆阀
词性: 名词
词典: 冶金专业英汉词典
back valve 相关解释
back valve 〔名词〕单向阀
back valve 〔名词〕止回阀,单向阀,单向阀
back valve 止回阀
back valve
词语: back valve
解释: 止回阀,防逆阀
词性: 名词
词典: 冶金专业英汉词典
back valve 相关解释
back valve 〔名词〕单向阀
back valve 〔名词〕止回阀,单向阀,单向阀
back valve 止回阀