用于声明其他类中的对象时发生模板化类链接错误

我创建了一个模板化的数据类（CAnyData，请参阅其头文件副本以供参考），用它在我的另一个类中声明了一些变量（CConstantDataBlock，请参阅它的头文件副本供参考）。正如你所看到的，后一个类几乎是一个空类。但当我编译我的项目时，VS2008编译器出现了以下链接错误。请帮我弄清楚我的CConstantDataBlock和/或CAnyData出了什么问题？

1>------ Build started: Project: Tips, Configuration: Debug Win32 ------
1>Compiling...
1>ConstantDataBlock.cpp
1>Linking...
1>   Creating library F:TipsDebugTips.lib and object F:TipsDebugTips.exp
1>ConstantDataBlock.obj : error LNK2019: unresolved external symbol "public: __thiscall CAnyData<double>::~CAnyData<double>(void)" (??1?$CAnyData@N@@QAE@XZ) referenced in function __unwindfunclet$??0CConstantDataBlock@@QAE@XZ$0
1>ConstantDataBlock.obj : error LNK2019: unresolved external symbol "public: __thiscall CAnyData<int>::~CAnyData<int>(void)" (??1?$CAnyData@H@@QAE@XZ) referenced in function __unwindfunclet$??0CConstantDataBlock@@QAE@XZ$0
1>ConstantDataBlock.obj : error LNK2019: unresolved external symbol "public: __thiscall CAnyData<double>::CAnyData<double>(void)" (??0?$CAnyData@N@@QAE@XZ) referenced in function "public: __thiscall CConstantDataBlock::CConstantDataBlock(void)" (??0CConstantDataBlock@@QAE@XZ)
1>ConstantDataBlock.obj : error LNK2019: unresolved external symbol "public: __thiscall CAnyData<int>::CAnyData<int>(void)" (??0?$CAnyData@H@@QAE@XZ) referenced in function "public: __thiscall CConstantDataBlock::CConstantDataBlock(void)" (??0CConstantDataBlock@@QAE@XZ)
1>F:TipsDebugTips.exe : fatal error LNK1120: 4 unresolved externals
1>Build log was saved at "file://f:TipsTipsDebugBuildLog.htm"
1>Tips - 5 error(s), 0 warning(s)
========== Build: 0 succeeded, 1 failed, 0 up-to-date, 0 skipped ==========

#pragma once
#include <string>
using namespace std;
template <class T>
class CAnyData
{
public:
    CAnyData(void);
    CAnyData(int nWordNumber, string sContents, T Type, int nWidth, int nPrecision);
    ~CAnyData(void);
// Operators
    CAnyData( const CAnyData& rhs );
    const CAnyData& operator = (const CAnyData& rhs);
    // Must define less than relative to name objects.
    bool operator<( const CAnyData& AnyData ) const;
    // Compares profile's of two objects which represent CAnyData
    inline bool operator ==(const CAnyData& rhs) const;
// Get properties  
    inline int WordNumber() const { return m_nWordNumber; }
    inline const string& Contents() const { return m_sContents; }
    inline const T& DataType() const { return m_Type; }
    inline int Width() const { return m_nWidth; }
    inline int Precision() const { return m_nPrecision; }
// Set properties
    void WordNumber(int nWordNumber) const { m_nWordNumber = nWordNumber; }
    void Contents(string sContents) const { m_sContents = sContents; }
    void DataType(T Type) const { m_Type = Type; }
    void Width(int nWidth) const { m_nWidth = nWidth; }
    void Precision(int nPrecision) const { m_nPrecision = nPrecision; }
protected:
    void Init(void);
protected:
    int m_nWordNumber;
    string m_sContents;
    T m_Type;
    int m_nWidth;
    int m_nPrecision;
};
#pragma once
#include "AnyData.h"
// Constants block
// This block consists of 64 words to be filled with useful constants.
class CConstantDataBlock
{
public:
    CConstantDataBlock(void);
    ~CConstantDataBlock(void);
protected:
    CAnyData<int>    m_nEarthEquatorialRadius;
    CAnyData<int>    m_nNominalSatelliteHeight;
    CAnyData<double> m_dEarthCircumference;
    CAnyData<double> m_dEarthInverseFlattening;
};