世界最大的可再生能源是什么？它们在什么地方？
What are the world's biggest sources of renewable energy and where are they located?
您还可以为您准备使用哪些工具，以及在什么地方使用它们做一些前置计划。
You can also do some up-front planning for which tools you plan to use, and where you plan to use them.
GEF提供了几个可重用的操作实现，但是将它们显示在什么地方取决于应用程序。
GEF provides several reusable action implementations, but it is up to the application to display them somewhere.
应用推荐