天车吊钩和钢包尤门钩脱钩是钢铁冶炼行业发生人身事故的隐患之一。过去,天津市第三炼钢厂就因此发生过严重事故。那时也研究过解决措施。但是,在“四人帮”的干扰下,一直没有拿出一个切实可行的办法来,以至险肇事故重复出现。 揪出“四人帮,思想大解放,他们进一步感到安全工作 One of the hidden dangers of personal accident in steel smelting industry is the uncoupling of overhead crane hook and ladle special door. In the past, the third steel mill in Tianjin therefore had a serious accident. At that time also studied the solution. However, under the interference of the “Gang of Four,” there has been no practical solution to that which has repeatedly led to the accident. Uncovering the "Gang of Four, the great liberation of ideas, they further feel safe