小弟新手，高人相助
Demo.obj : error LNK2001: unresolved external symbol "public: virtual __thiscall CRove24::~CRove24(void)" (??1CRove24@@UAE@XZ)Demo.obj : error LNK2001: unresolved external symbol "public: virtual __thiscall CVision::~CVision(void)" (??1CVision@@UAE@XZ)
Demo.obj : error LNK2001: unresolved external symbol "public: void __thiscall CVision::SetParam(struct YUVParam *)" (?SetParam@CVision@@QAEXPAUYUVParam@@@Z)
Demo.obj : error LNK2001: unresolved external symbol "public: __thiscall CRove24::CRove24(void)" (??0CRove24@@QAE@XZ)
Demo.obj : error LNK2001: unresolved external symbol "public: __thiscall CVision::CVision(void)" (??0CVision@@QAE@XZ)
Demo.obj : error LNK2001: unresolved external symbol "public: int __thiscall CVision::FindSplash(int)" (?FindSplash@CVision@@QAEHH@Z)
Demo.obj : error LNK2001: unresolved external symbol "public: void __thiscall CVision::ImageBuf(int,int,unsigned char *)" (?ImageBuf@CVision@@QAEXHHPAE@Z)
VoyCmd.obj : error LNK2001: unresolved external symbol "public: virtual __thiscall CNetSend::~CNetSend(void)" (??1CNetSend@@UAE@XZ)
VoyCmd.obj : error LNK2001: unresolved external symbol "public: __thiscall CNetSend::CNetSend(void)" (??0CNetSend@@QAE@XZ)
VoyCmd.obj : error LNK2001: unresolved external symbol "public: void __thiscall CCompasee::Update(float,int)" (?Update@CCompasee@@QAEXMH@Z)
VoyCmd.obj : error LNK2001: unresolved external symbol "public: int __thiscall CNetSend::Send(void const *,int)" (?Send@CNetSend@@QAEHPBXH@Z)
VoyCmd.obj : error LNK2001: unresolved external symbol "public: int __thiscall CNetSend::isConnecting(void)" (?isConnecting@CNetSend@@QAEHXZ)
VoyCmd.obj : error LNK2001: unresolved external symbol "public: void __thiscall CPieSensor::UpdateInfrared(int *)" (?UpdateInfrared@CPieSensor@@QAEXPAH@Z)
VoyCmd.obj : error LNK2001: unresolved external symbol "public: void __thiscall CPieSensor::UpdateUntrasonic(double *,int *)" (?UpdateUntrasonic@CPieSensor@@QAEXPANPAH@Z)
Debug/VoyTest.exe : fatal error LNK1120: 14 unresolved externals
Error executing link.exe.
VoyTest.exe - 15 error(s), 0 warning(s)
到底是哪里错了 请大家发表意见
