Method and its application of uneven ground modifying in directional drilling locus design are narrated in this article.
叙述了在定向钻进的钻孔轨迹设计时，地面不平整度修正的方法与应用。
The article studies a method of raising directional precision by amplitude shading in sensor arrays directivity design.
本文探讨了在传感器阵的指向性设计中利用振幅束控提高系统定向精度的一种方法。
The design method of directional well trajectory under existing drilled well obstacles is studied in this paper.
提出了存在邻井障碍时定向井轨道的优化设计方法。
Based on the research of oil production design of beam bump in directional Wells, we bring forward the principle and method for optimization and set the design model for oil production.
对定向井有杆泵采油设计进行了研究，提出了优化设计的原理和方法，建立了定向井有杆泵采油设计模型。
At first, this paper introduces the parameter space design of robust control systems. A robust design of lateral-directional stability system for a aircraft is then finished in the method.
首先介绍了鲁棒系统设计的参数平面法，然后采用该方法对某支线客机的侧向稳定系统进行了鲁棒设计。
At first, this paper introduces the parameter space design of robust control systems. A robust design of lateral-directional stability system for a aircraft is then finished in the method.
首先介绍了鲁棒系统设计的参数平面法，然后采用该方法对某支线客机的侧向稳定系统进行了鲁棒设计。
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