fix README.md

README.md

@@ -33,15 +33,15 @@ pip install torch* (下载的torch的whl包)
 #### 源码下载编译安装
 ```shell
 git clone -b 1.2.1-release http://developer.hpccube.com/codes/aicomponent/torch-spline-conv.git
-python pymap_script.py /path/to/pytorch_spline_conv
-cd torch_spline_conv
+python pymap_script.py /path/to/torch-spline-conv
+cd torch-spline-conv
 python setup.py bdist_wheel
 pip install dist/*.whl
 ```
 
 ## 单侧
 ```shell
-cd torch_spline_conv
+cd torch-spline-conv
 python setup.py test
 ```