What is the bha of this well?
这口井的下部钻具如何组合？
Pick up BHA and run to seafloor.
将下部钻具下到海底。
BHA What role for the GM in the 21st century
英国饭店协会总经理在21世纪的作用是什么
Bha, look, the pumpkin has holes here and there!
啊哈, 看呀, 这南瓜已千疮百孔了!
Cut Costs with New BHA for Reduced Clearance Casing Programs
用小间隙井身结构降低钻井成本
New concept for determining the top tangential point on BHA.
确定底部钻具组合上切点位置的新观点
Stabilizer is an important component in BHA of hole deviation control.
稳定器是井斜控制井底钻具组合中得重要组件。
Established the finite element model of the transverse vibration of BHA.
建立了下部钻具组合横向振动的力学模型。
Accuracy of the Boundary Conditions at the Upper Tangent of the Conventional BHA
传统底部钻具组合上切点边界条件的正确性
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