Merge pull request #1183 from Jackwaterveg/setup

[install.md]add link of visual studio,test=doc_fix

docs/source/install.md

@@ -30,6 +30,8 @@ conda install -y -c conda-forge sox libsndfile bzip2
 #### Windows
 You need to install `Visual Studio` to make the C++ compilation environment.
 
+https://visualstudio.microsoft.com/visual-cpp-build-tools/
+
 #### Mac
 ```bash
 brew install gcc

docs/source/install_cn.md

@@ -26,6 +26,9 @@ conda install -y -c conda-forge sox libsndfile bzip2
 (如果你系统上已经安装了 C++ 编译环境，请忽略这一步。)
 #### Windows
 对于 Windows 系统，需要安装 `Visual Studio` 来完成 C++ 编译环境的安装。
+
+https://visualstudio.microsoft.com/visual-cpp-build-tools/
+
 #### Mac
 ```bash
 brew install gcc