是否表达式国际化code使用null_expression和and_expression

src/main/webapp/WEB-INF/include/form/stringInfo.jsp

@@ -36,12 +36,12 @@
 	            	<label class="radio-inline">
 	            		<input type="radio" name="exprType" value="1" class="required"
 	            			<c:if test="${_cfg.exprType==1}">checked</c:if>
-	            		><spring:message code="and"/>
+	            		><spring:message code="and_expression"/>
 	            	</label>
 	            	<label class="radio-inline">
 	            		<input type="radio" name="exprType" value="0" class="required"
 	            			<c:if test="${_cfg.exprType==0 || _cfg.exprType==null}">checked</c:if>
-	            		><spring:message code="null"/>
+	            		><spring:message code="null_expression"/>
 	            	</label>
 	            </div>
 	            <div for="exprType"></div>