fixed drilling platform
常見例句
- Zhao Dong drilling platform is a fixed drilling platform which weight is 6200tons.
趙東油田的鑽井平臺爲固定式鑽井平臺，該平臺縂重量達6200噸。 - A rig drilling well on a fixed platform requires a large platform with great expense;
在固定平臺上安裝鑽機鑽生産井，需建造大的固定平臺，工程費用高； - Because it is hard to move a fixed platform, it is used primarily in development drilling over known offshore fields.
由於固定平臺難以移動，因而它主要用於已發(fā)現(xiàn)的海上油氣田的開發(fā)鑽井。
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