论文部分内容阅读
解放后,我国森林火灾每年平均发生1.6万次,面积98.5万公顷,造成死亡百人以上,森林火灾总面积相当于造林保存面积的1/3以上,经济损失难以计算。发生在1987年5月6日的大兴安岭特大森林火灾,先后持续燃烧27个昼夜,烧毁森林70万公顷,3座城镇变成废墟。从塔河到古莲的几百公里铁路沿线被大火洗劫一空,67座桥梁、61.4万m~2房屋在这场大火中灰飞烟灭。火灾使
After the liberation, China’s forest fires occurred on average 16,000 times each year, covering an area of 985,000 hectares, causing over 100 deaths. The total area of forest fires is equivalent to more than one-third of the area reserved for afforestation, and the economic losses are difficult to calculate. Occurred on May 6, 1987 Daxinganling super-large forest fire, has continued to burn 27 days and nights, burning 700,000 hectares of forest, three towns into ruins. Hundreds of kilometers from the Tahe to Gulian railway were raged along the fire, 67 bridges, 614,000 m 2 houses in the fire ashes. Fire made