diff --git a/BaseCommonLibrary.vcxproj b/BaseCommonLibrary.vcxproj
index 8e18baf..52f22c0 100644
--- a/BaseCommonLibrary.vcxproj
+++ b/BaseCommonLibrary.vcxproj
@@ -218,7 +218,7 @@
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>
       <SDLCheck>true</SDLCheck>
-      <PreprocessorDefinitions>NDEBUG;BASECOMMONLIBRARY_EXPORTS;_WINDOWS;_USRDLL;_CRT_SECURE_NO_WARNINGS;BASECONSTVARIABLE_API;_SILENCE_NONFLOATING_COMPLEX_DEPRECATION_WARNING;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BASECONSTVARIABLE_STATIC_API;_WINDOWS;_USRDLL;_CRT_SECURE_NO_WARNINGS;_SILENCE_NONFLOATING_COMPLEX_DEPRECATION_WARNING;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <ConformanceMode>true</ConformanceMode>
       <PrecompiledHeader>NotUsing</PrecompiledHeader>
       <PrecompiledHeaderFile>pch.h</PrecompiledHeaderFile>
diff --git a/BaseTool/BaseConstVariable.h b/BaseTool/BaseConstVariable.h
index 31ffcf5..33ffd61 100644
--- a/BaseTool/BaseConstVariable.h
+++ b/BaseTool/BaseConstVariable.h
@@ -6,20 +6,23 @@
 //#define EIGEN_NO_DEBUG 
 
 
+#ifndef BASECONSTVARIABLE_STATIC_API
+#ifdef BASECONSTVARIABLE_API
+#define BASECONSTVARIABLEAPI __declspec(dllexport)
+#else
+#define BASECONSTVARIABLEAPI __declspec(dllimport)
+#endif
+#else
+#define BASECONSTVARIABLEAPI
+#endif
+
 
 //#ifdef BASECONSTVARIABLE_API
-//#define BASECONSTVARIABLEAPI __declspec(dllexport)
+//#define BASECONSTVARIABLEAPI  
 //#else
-//#define BASECONSTVARIABLEAPI __declspec(dllimport)
+//#define BASECONSTVARIABLEAPI  
 //#endif
 
-
-#ifdef BASECONSTVARIABLE_API
-#define BASECONSTVARIABLEAPI  
-#else
-#define BASECONSTVARIABLEAPI  
-#endif
-
 /** 定义常见文件格式*********/
 #define ENVI_FILE_FORMAT_FILTER u8"ALL File(*.*);;ENVI Bin(*.bin);;ENVI Data(*.dat);;ENVI Data(*.data);;tiff影像(*.tif);;tiff影像(*.tiff)"
 #define XML_FILE_FORMAT_FILTER u8"ALL File(*.*);;XML File(*.xml);;tiff影像(*.tiff)"