parallel gate valve的意思|示意
平板闸阀，平行闸板阀
parallel gate valve的网络常见释义
平行式闸阀 ... 楔式闸阀：wedge gate valve 平行式闸阀：parallel gate valve 垂直板式蝶阀：vertical disc type butterfly valve ...
parallel gate valve相关短语
1、 fcompensation double parallel gate valve 补偿式双闸板平板闸阀
2、 parallel single disk gate valve 单阀碟双面平行密封闸阀 ; 单阀碟双面平行密封 ; 船用闸阀
3、 parallel slide gate valve 平行滑动闸阀