A sort of simple and convenient, practical computation formula of coordinate azimuth is abstracted and summarized by teaching practice.
通过教学实践总结提炼出一种简便、实用的坐标方位角计算公式。
The results of practical computation show that this method is a precise method in land area computation and is worth-while to be practised.
实际量算结果表明控制法是量算土地面积的一种较为严密的方法,值得推荐应用。
According to the practical computation theory of the gas production, the mathematical model for the nodal system analysis of the gas injection Wells is established.
运用采气实用计算理论,建立了注气井节点系统分析数学模型。
应用推荐