PAB : updated translations

src/app/calculators/pab/pab.en.json

 {
     "fs_param_hydro": "Hydraulic parameters",
+
     "Q": "Flow",
     "Z1": "Upstream elevation",
     "Z2": "Downstream elevation",
+
+    "Z": "Water elevation",
     "LB": "Basin length",
     "BB": "Basin width",
-    "PB": "Basin mean depth",
-    "W": "Gate opening",
-    "ZRAM": "Bottom elevation",
-    "ZRMB": "Mid-basin elevation",
-    "h1": "Head",
-    "fs_bassin": "Basin",
-    "fs_cloison_aval": "Downstream wall",
+    "ZRAM": "Upstream bottom elevation",
+    "ZRMB": "Mid-basin bottom elevation",
+
     "bassin_container": "Basins",
     "select_modele_cloisons": "Cross walls model",
     "select_modele_cloison_aval": "Downstream wall model",

src/app/calculators/pab/pab.fr.json

 {
     "fs_param_hydro": "Paramètres hydrauliques",
-    "fs_bassin": "Bassin",
-    "fs_cloison_aval": "Cloison aval",
+
+    "Q": "Débit",
+    "Z1": "Cote amont",
+    "Z2": "Cote aval",
+
+    "Z": "Cote de l'eau",
+    "LB": "Longueur du bassin",
+    "BB": "Largeur du bassin",
+    "ZRAM": "Cote du radier amont",
+    "ZRMB": "Cote de radier mi-bassin",
+
     "bassin_container": "Bassins",
     "select_modele_cloisons": "Modèle de cloisons",
     "select_modele_cloison_aval": "Modèle de la cloison aval",
@@ -14,5 +23,6 @@
 	"UNIT_YMOY": "m",
     "UNIT_Z": "m",
 	"UNIT_ZRAM": "m",
+	"UNIT_ZRB": "m",
 	"UNIT_ZRMB": "m"
 }
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