full bore gate valve 是个什么阀门?full bore

full bore gate valve 是个什么阀门?full bore REGULAR bore ball valve和full bore ball valve是什么阀门 full bore construction 英语翻译st steel ball valve full bore 1 pc Gr-316 NPT 1000psi这是上 Flanged ball valves,full bore,with lever operated怎么翻译? the crisp-poke full of gule 和 utter bore 翻成中文是什么意思? gate in export full和Gate Out Delivery Full 分别代表什么状态? bore water feelin bore 急求阀门知识：三通旋塞阀里,T bore, she is carrying a bad full of money .其中 full of money 是个什么形式 bore,boring.dull有什么区别