second calculation meaning in English
第二计算法
Examples
- Combining with practical investigation and analysis , the author presented the fitting equation of the second non - uniform coefficient in which the method of least squares error approximation with the power index regression is used and proposed a modified formula for flow rate per second calculation to precisely determine the size of pipeline and to make the design advanced in technology and reasonable cost
本课题分析了室外和室内的设计流量公式，通过调查、实测本地区的水量资料，运用相关数学方法分析，提出了适合小区给水管网采用的流量公式。 - First calculation method : doing horizontal projection drawing on drawing piece , k value is introduced by area equation of projection drawing , k value is obtained by area equation , along outline of projection drawing to add k value , that is , outline shape of blank drawing , principle area - equal and shape similar are used . second calculation method : along outline of drawing piece horizontal projection drawing , to do normal line of penetration line for wantonly point of this point , to obtain high of drawing piece on this point normal line , point and point is to form outline shape of blank
计算方法之一为k值法：作拉深件水平投影图，在该投影图面积方程中引入k值，利用面积相等原理解方程，求得k值，沿水平投影外沿加上k值，即为毛坯图的外廓形状。计算方法之二为拉深线法：沿拉深件水平投影图外廓，在任意点作该点切线的法线，在该法线上以该点拉深件的高度为量，在法线上取截点。