为了进一步加强国防科技工业行业安全生产工作，7月11日，国防科工委召开了国防科技工业第四次安全生产工作联席会议。会议通报了全行业安全生产情况和检查中发现的主要问题，听取了十大军工集团安全生产及事故查处的工作情况汇报和建议，并就进一步做好国防科技工业安全生产工 In order to further strengthen the work safety in the national defense science and technology industry, the National Defense Commission held a joint conference on the fourth safety work of the national defense science and technology industry on July 11. The meeting informed the industry safety production and inspection of the major problems found in the ten major industrial groups heard the report of work safety and accident investigation and recommendations, and to further do a good job in national defense science and technology industrial safety work