Index: ssts-web/src/main/webapp/disinfectsystem/config/demo/spring/timer.xml
===================================================================
diff -u -r31972 -r32674
--- ssts-web/src/main/webapp/disinfectsystem/config/demo/spring/timer.xml	(.../timer.xml)	(revision 31972)
+++ ssts-web/src/main/webapp/disinfectsystem/config/demo/spring/timer.xml	(.../timer.xml)	(revision 32674)
@@ -20,6 +20,7 @@
 			<ref bean="checkHeartbeatJob" />
 		</property>
 		<property name="cronExpression">
+		    <!-- 0 0/1 * * * ?，代表每1分钟调用一次-->
 			<value>0 0/1 * * * ?</value>
 		</property>
 	</bean>