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据美刊ＤｒｉｌｌｉｎｇＣｏｎｔｒａｃｔｏｒ报道，美国Ｃｏｎｏｃｏ公司建造的超深水动力定位钻井船最近在墨西哥湾开钻，以执行一项为期５年的钻井计划。这艘船能在３０４８ｍ（１００００ｆｔ）深水域作业，可望在头一年钻成３～４口井。这艘钻井船是世界上唯一具有３倍备
According to the U.S. Journal of DrillingContractor, ultra-deep-water PTO drilling rigs constructed by Conoco of the United States recently started drilling in the Gulf of Mexico to implement a five-year drilling program. The vessel is capable of operating in a depth of 3048m (10,000ft) and is expected to drill 3 to 4 wells in the first year. This rig is the only one in the world with 3 times more equipment