V one permit should never be valid more than of one workingshift.
一个动火证只适用一个班次的作业，最多一天有效。
2
These are all women in a high stress profession, many are workingshift work, active jobs, etc.
这些女人们都在高压下工作，很多做倒班工作，活跃工作等。
3
Among employees this situation has resulted in a decided shift in desire: instead of working their way up in an organization, many now prefer to work their way out.