... annulus incision 纤维环切开法 Cypraea annulus 环纹货贝 ; 金环宝螺 eccentric annulus 偏心环空 ...
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... eccentric annual ring ==> 异常年轮 eccentric annulus ==> 偏心环 eccentric anomaly ==> 偏近点角=>离心近点角 ...
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horizontal eccentric annulus 水平井偏心环空
eccentric annulus flow 偏心环状流
inclined eccentric annulus 倾斜偏心环空
eccentric annulus partition 偏心环空分区
an inclined eccentric annulus 倾斜偏心环空
eccentric annulus spiral flow 偏心螺旋流
eccentric annulus helical flow 偏心环空螺旋流
In this paper the spiral velocity of eccentric annulus with inner pipe turned is analysed and computed.
本文分析计算了石油钻井工程偏心环空中内管转动的螺旋流动。
In this paper, on the basis of rheological theory, we have discussed the effect of the slurry properties on the mud displacement efficiency in eccentric annulus.
本文利用流变学原理，讨论了流体的流变性能对偏心环空注水泥顶替效率的影响。
The analytic solution for flowing field and the numerical solution for power law flow field of Newtonian and Bingham fluids flowing in eccentric annulus ale proposed.
提出了牛顿流体与宾汉流体在该偏心环空中流动的流场解析解及幂律流体流场的数值解。
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