This paper introduces the observation, records, calculation and data check of twin turning point method, its advantages, disadvantages, points for attention are discussed.
在困难地区进行支水准路线测量时，可以采用双转点法。
In this article, a quick method is presented to come up with the turning Angle and the turning point immediately, which can be applied to general turning-climb procedures.
本文提出一种依据空域和相邻飞行程序的衔接快速确定转弯角度和转弯点的方法，该方法可以推广到一般的转弯爬升程序。
Adopt the cell process method solve the problem of turning CAPP, it's simple and in point.
采用单元工艺法解决了机加工中的CAPP问题。
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