常見(jiàn)例句雙語(yǔ)例句Zhao Dong drilling platform is a fixed drilling platform which weight is 6200tons.趙東油田的鑽井平臺(tái)爲(wèi)固定式鑽井平臺(tái),該平臺(tái)縂重量達(dá)6200噸。A rig drilling well on a fixed platform requires a large platform with great expense;在固定平臺(tái)上安裝鑽機(jī)鑽生産井,需建造大的固定平臺(tái),工程費(fèi)用高;Because it is hard to move a fixed platform, it is used primarily in development drilling over known offshore fields.由於固定平臺(tái)難以移動(dòng),因而它主要用於已發(fā)現(xiàn)的海上油氣田的開(kāi)發(fā)鑽井。www.infopetro.com.cn 返回 fixed drilling platform