head valve
head valve
[船舶英汉词典]
head valven.头阀,顶置阀;n.上部吸气阀
是什么意思,head valve的解释,head valve的翻译
[海运英汉词典] head valve
[消防英汉词典] head valve
[纺织英汉词典] head valve
[航海英汉词典] head valve
[进出口英汉词典] head valve
head valve
[船舶英汉词典]
head valve是什么意思,head valve的解释,head valve的翻译
[海运英汉词典] head valve
[消防英汉词典] head valve
[纺织英汉词典] head valve
[航海英汉词典] head valve
[进出口英汉词典] head valve