whale鲸contraption装置sonic音速的penetrate穿透fault断层jackup自升式平台catenary anchor leg mooring CALM悬链式锚腿系泊submerge淹没,潜水hull船体motion compensator运动补偿器tug拖轮sack time(美) 睡觉时间casing套管nipple up安装,装上stack堆,组,套running c
whale鲸contraption装置sonic音速的penetrate穿透fault断层jackup自升式平台catenary anchor leg mooring CALM悬链式锚腿系泊submerge淹没,潜水hull船体motion compensator运动补偿器tug拖轮sack time(美) 睡觉时间casing套管nipple up安装,装上stack堆,组,套running c