水封 meaning in English
[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
Examples
- The test tube is closed at one end with a hydraulic seal .
试管的一端为水封所封闭。 - Air and water are needful for living things
空气和水封生物是不可缺的东西。 - Specifications for cooling water pump seals of engines
内燃机.水封.技术条件 - Test method for cooling water pump seals of engines
内燃机.水封.试验方法 - Specification for design of water - seal protection in drainage systems
排水系统水封保护设计规程