From 5f8250a6945bdfb6aa5a1500caa898f10e06f148 Mon Sep 17 00:00:00 2001
From: renchao_lu <renchao.lu@gmail.com>
Date: Tue, 22 Jan 2019 21:41:31 +0100
Subject: [PATCH] [Doc] Add documentation for parameters

---
 MaterialLib/MPL/PropertyType.h | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/MaterialLib/MPL/PropertyType.h b/MaterialLib/MPL/PropertyType.h
index 0ab8534019f..08199184759 100644
--- a/MaterialLib/MPL/PropertyType.h
+++ b/MaterialLib/MPL/PropertyType.h
@@ -49,10 +49,12 @@ enum PropertyType : int
     entry_pressure,
     fredlund_parameters,
     heat_capacity,
-    longitudinal_dispersivity,
+    longitudinal_dispersivity,  /// used to compute the hydrodynamic dispersion
+                                /// tensor.
     molar_mass,
     mole_fraction,
-    molecular_diffusion,
+    molecular_diffusion,  /// used to compute the hydrodynamic dispersion
+                          /// tensor.
     name,
     permeability,
     phase_velocity,
@@ -67,7 +69,8 @@ enum PropertyType : int
     specific_heat_capacity,
     thermal_conductivity,
     thermal_expansivity,
-    transversal_dispersivity,
+    transversal_dispersivity,  /// used to compute the hydrodynamic dispersion
+                               /// tensor.
     viscosity,
     number_of_properties
 };