update README.rst

Author: zhangzhanqun

README.rst

@@ -44,8 +44,8 @@ the PyAnsys support team, email `[email protected] <pyansys.support@ansy
 Usage
 =====
 Here is a basic preprocessing example:
-Firstly, get the input file from pydyna\src\ansys\dyna\core\pre\examples\explicit\ball_plate\ball_plate.k
-The follow example can be obtained from pydyna\examples\Explicit\ball_plate.py
+Firstly, get the input file from "pydyna\\src\\ansys\\dyna\\core\\pre\\examples\\explicit\\ball_plate\\ball_plate.k"
+The follow example can be obtained from "pydyna\examples\Explicit\ball_plate.py"
 
 .. code:: python
 
@@ -129,7 +129,7 @@ The follow example can be obtained from pydyna\examples\Explicit\ball_plate.py
     solution.download(serveroutfile,downloadfile)
     
 Here is a basic solving example:
-The follow example can be obtained from pydyna\examples\solver\ball_plate_solver.py
+The follow example can be obtained from "pydyna\\examples\\solver\\ball_plate_solver.py"
 .. code:: python
 
     import ansys.dyna.core.solver as solver