Acupuncture point is the most important point on the meridian, by stimulating the acupuncture points, can play a role in regulating the meridian qi and blood, Yin and Yang balance.

穴位即为经络上的最重要点，通过刺激穴位，就可以起到调整经络气血、阴阳平衡的作用。

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Conclusion Partial pain point selection along with acupuncture, can dissipate the local stasis of blood, smooth the meridian patency, achieve tension, improve blood flow and relieve pain.

结论疼痛局部取穴，用傍针刺法，可以消散局部淤滞的气血，使经络通畅，以达到舒筋活血，止痛的目的。

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With this view point, all other meridian projection equations of lines in special positions, and the curved surface formed by the meridian projection after being rotated are presented.

文中通过方程序的推导，论证了上述观点，并以此为基础，进一步论述了各种特殊位置直线的子午投影的方程序，以及这些子午投影旋转后所形成的曲面。

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