2月23日,公安部举行例行新闻发布会,介绍2003年的社会治安状况。去年,全国各类严重刑事犯罪案件都比2002年有不同程度的下降,近几年刑事案件大幅上升的势头得到初步遏制。在2003年立案的刑事案件中,爆炸、投放危险物质、放火这三类严重刑事犯罪案件下降幅度比较大,分别比2002年 On February 23, the Ministry of Public Security held a regular press conference to introduce the social security situation in 2003. Last year, the number of all kinds of serious criminal offenses across the country dropped to some extent from 2002, and the trend of substantial increases in criminal cases in recent years has been initially contained. In criminal cases filing cases in 2003, the cases of explosions, the release of dangerous substances and the establishment of arson caused serious declines in these three types of serious criminal cases, as compared with those in 2002