The difinite coordinate, inclination and azimuth of the target are often required for the well-path design and control in directional drilling, just as an airplane landing which needs the rational landing point, dip angle and navigation azimuth.
正如飞机降落需要有合理的着陆点、着陆倾角和导航方位一样,石油钻井中的井眼轨道设计与控制往往对靶点、入靶井斜角和入靶方位角也有明确的要求。
Honoring Moral Nature and Following the Path of Inquiry and Study& On the Inclination of Anti-Intellectualism in Wang Yangming's School of Mind
尊德性与道问学&论王阳明心学中的反智识主义倾向
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