不使用LoadLibrary加载DLL，此方法可以加密DLL，运行动态解密，然后直接在内存中加载，或把DLL当资源放在EXE中，运行只在内存中解开，不需要外带d-Do not use LoadLibrary load the DLL, this method can be encrypted DLL, run the dynamic decryption, and then directly loaded in memory, or the DLL when resources are plac