水封: water block; water closing; ...防爆: explosion-proof箱: chest; box; case; trunk水封防爆门: water sealed explosion door防爆箱: explosion proof tank; explosion-proof tank水封: [油工] water block; water closing; water lute; water seal◇水封爆破 waterinfusion blasting; 水封槽 water sealed tank; 水封储气器 water-sealed gas holder地雷引爆箱: firing-head密封防尘车: sealed dust-proof van密封防护罐: leak-proof safety can密封防护垫环: seal protector ring侧水封: side sealing底水封: bottom seal顶水封: toseal水封；液封: water lute水封泵: gland pump; hydroseal pump水封槽: water seal tank; water seal trough水封池: water seal tank水封的: aquaseal; water-sealed水封阀: water sealed valve; water-sealed valve水封管: dipipe; sealing water pipe; water sealing (sealing water) pipe; water-sealed pipe水封罐: water sealed tank; water-sealed tank水封环: seal loop; sealcage; water seal cage; water seal ring; water-sealing ring水封口: water lock; water seal水封瓶: water-sealed drainage bottle水封式: hydrolock
