brass whistle valve
阀孔风阀罩盖
valve hole air valve cap cover【铁路】
暂无补充释义。
相关词条
aortic valve
normal open valve
valve cone
unidirectional membrance rupture valve
AC magnetic blowout valve type arrester【电】
purge valve
shutdown valve
valve hole air valve cap cover【铁路】
暂无补充释义。
brass whistle valve
aortic valve
normal open valve
valve cone
unidirectional membrance rupture valve
AC magnetic blowout valve type arrester【电】
purge valve
shutdown valve