消防部队的抢险救援任务 ,随着自然灾害及意外事故的增多而日益繁重。7月 2 7日 ,宜宾县五桂乡三名民工掉入深井中毒身亡 ,该县消防中队立即前往救援。班长郑天军配戴空气呼吸器 ,身穿防化服 ,系 30米长的保险绳 ,佩带对讲机和施救器材 ,下井施救 ,将三具尸体用保险绳系好 ,在 Firefighting rescue missions have become increasingly burdensome as natural disasters and accidents increase. On July 27, three migrant workers in Wugui Township, Yibin County, fell into deep wells and were poisoned. The fire brigade of the county immediately went to rescue. Squad leader Zheng Tianjun wear air respirators, wearing chemical protective clothing, Department of 30-meter-long insurance rope, walkie-talkie and rescue equipment, go to the rescue, the three dead bodies tied with a safety rope, at