采用最佳拟合直线方法，计算产品模型投影轮廓多边形的长轴方位，并据此计算旋转变换所需转动角度。
Strategies of cubic projection and rotation transformation were put forward in this paper in order to transform the complicated 3D issues into 2D planar issues.
将发酵液直接稀释不同倍数后进行检测，从而确定一个较合适的稀释倍数为500，并据此计算总亿和产率。
The fermentation broth is assayed by diluting it to different multiple, and a more appropriate desaturation multiple: 500 was determined for calculating the output and yield.
然后可以进行计算，以确定每个线程的服务速率(并据此得到整个服务器的服务速率)。
You can then make calculations to determine the service rates for each thread (and subsequently the service rate for the entire server).
应用推荐