密封组件 seal assembly
封闭套 seal boot
密封孔 seal bore
密封筒加长短节 seal bore extension
封层 seal coat
带芯股钢索 seal construction rope
油罐浮顶密封圈装置 seal curtain
密封盘 seal disc
密封加长短节 seal extension
密封法兰 seal flange
密封摩擦 seal friction
密封悬架 seal hanger
封闭套 seal boot
密封孔 seal bore
密封筒加长短节 seal bore extension
封层 seal coat
带芯股钢索 seal construction rope
油罐浮顶密封圈装置 seal curtain
密封盘 seal disc
密封加长短节 seal extension
密封法兰 seal flange
密封摩擦 seal friction
密封悬架 seal hanger
封入 seal in
海洋法公约 Seal Law Convention
密封泄漏 seal leakage
密封载荷 seal load
密封板 seal pad
主气管线中的水封阀 seal pipe
密封防护垫环 seal protector ring
密封座 seal receptacle
密封岩 seal rock
密封段 seal section
一组密封 seal stack
汽封蒸汽 seal steam
密封阀 seal valve
海洋试验室 sealab
海洋实验室试验 sealab experiment
密封罐 sealable tank
西鲁结构 Seale
封住 sealed against
密封轴承牙轮钻头 sealed bearing rock bit
密封轴承 sealed bearings
密封投标 sealed bid
密封筒 sealed chamber
密闭取心 sealed coring
闭合裂缝 sealed fracture
密封滑动轴承 sealed journal bearing
密封包装 sealed package
密封式继电器 sealed relay
密封管 sealed tube
海上接运 sealift
密封用波纹管 sealing bellows