Every process that loads the DLL maps it into its virtual address space. After the process loads the DLL into its virtual address, it can call the exported DLL functions.

• 每一个载入DLL的进程都将DLL映射到它自己的虚拟地址空间。当进程把DLL载入到它自己的虚拟地址(空间)之后,就可以调用导出的函数。