编辑同志:我是一个从事煤矿安全管理工作的人员,对于煤矿千人负伤率的计算问题请教你们。有的人说,千人负伤率等于全年受伤总人数除以全年全矿平均在册人数后,再除以12个月,有的说不要除12个月。请给予解答哪一个正确?或者其他的计算方法。另外,近几年来,我矿防尘工作搞得不好,矽肺病人成倍增长,已经引起了领导和工人 Edit comrades: I am a coal mine safety management personnel, the calculation of the coal mine thousands injured rate to ask you. Some people say that the rate of one person’s injury is equal to the total number of injuries in the year divided by the average number of full-time miners in the year, divided by 12 months, and some say no more than 12 months. Please give a correct answer? Or other calculation method. In addition, in recent years, mine dust prevention work is not well done, doubled silicosis patients, has led to the leadership and workers