Off-target distance is a key index for measuring quality of borehole trajectory, of which the key is to find out solution to coordinates of target points.
靶心距是衡量井眼轨迹质量的一个关键指标，计算靶心距的核心问题是求解入靶点的坐标。
The conductivity of a solution is sensitive to the presence of impurities, so its value is meant to be more an index of impurity than a characteristic constant.
溶液的电导率对杂质的存在是很敏感的。这就意味着电导率的数值随存在杂质的不同而异，而不只是一个特征常数。
On the basis of this solution, a complete solution for the anti-plane elastic dynamical problem with an arbitrary index of self-similarity in the orthotropic body is given.
基于这个解，文中导出了具有任意自相似指数的正交异性体反平面弹性动力学问题的一般解。
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