Terms for subject Drilling containing cushions

English	Chinese
air cushion drilling platform	气垫钻井平台
cushion sub	钻头减震短节
cushion sub	缓冲器短节
cushion sub	缓冲器接头
gas cut cushion	气侵垫层
hydra-cushion shock tool	液压缓冲器
resilient rubber cushion	弹性橡胶垫子
slightly gas-cut water cushion	含少量气的水垫
slightly oil-cut water cushion	轻微油侵水垫