OK, so that's the general method of calculation, but we've seen a shortcut for work when we can show that the field is the gradient of potential.
这就是计算的一般方法，但求功的时候，如果向量场是某个势的梯度,是有捷径可走的。
2
The geometric model and computer programming of local highway network plays an important role in traffic estimate, as well as the calculation of shortcut and its reorganization.
区域公路网络结构的几何模型及计算机实现、最短路的计算及其辨识在交通量预测中起着重要的作用。
3
To calculate the fire frequency of coordinate air defense in feet, a calculation model restrained by kill zone depth, course shortcut and interval length between ships is presented.