How do we do the calculation in coordinates, or I should say using components?
怎么在坐标系中计算呢?,或者说,怎样用分量来做呢?
OK, any questions about how to set up double integrals in xy coordinates?
关于在xy坐标系里建立二重积分有问题吗?
The interesting part is how I tell the browser about the coordinates. Figure 1 shows a class diagram for this simple GPS-tracker application.
令人感兴趣的是我将如何告诉浏览器这个坐标。
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