./atlassian-jira/WEB-INF/classes/jpm.xml
关建字:jira.timetracking.hours.per.day
<property>
<key>jira.timetracking.hours.per.day</key>
<default-value>8</default-value>
<type>uint</type>
原文：http://www.cnblogs.com/bass6/p/7419740.html