以下为句子列表:
英文: In the structure of downhole assembly for steering well drilling, the selection of tool stabilizer, upper stabilizer and calculated outside diameters, the selection of screw bending angle have influence on the side force of azimuthal increase and decrease
中文: 摘要在导向钻井钻具组合结构中,本体稳定器、上稳定器的选用与计算外径,以及螺杆弯角的选用,对用全力增、减方位时的侧向力有影响,可用来评价导向钻井钻具造料特性,分析和设计导向钻具组合。
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英文: In this study, the effect of rotating elliptical inner cylinder on the instability of flow field, the relationship between azimuthal wave speed and the angular speed of inner cylinder, and the so-called 'hysteresis' will also be investigated experimentall
中文: 本文主要目的除了藉由实验比较椭圆与圆形截面内柱两种系统加速过程中不稳定发生时机、流场流况的差异外;对于所谓的迟滞现象于两系统中的发生过程亦将探讨,此外内柱几何形状所造成高阶不稳定于圆周方向的波形相速度变化,也是本文的探讨重点。
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英文: The velocities of S wave and S wave, and anisotropy parameters including Thomsen parameter γ related with crack density are obtained using azimuthal NMO velocities of P P wave, P S wave and P S wave in multicomponent seismic data.
中文: 在多波多分量勘探中 ,利用P P、P S、P S方位变化的动校正速度 ,可以建立S波、S波的速度和各向异性参数 ,其中包括与裂缝密度关系最为密切的Thomsen参数γ。
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