人类历史在某种意义上可称为灾难的历史,形形色色的灾难常常猝不及防地出现在人们面前。当灾难突然降临时,如何恰当运用救灾知识,把灾难造成的损失减少到最低限度,便成为现代社会的一项紧迫课题。无知是最大的灾难灾难在眨眼之间来临时,人的 In a certain sense, human history can be described as a disaster history. All kinds of disasters are often caught off guard. When the disaster suddenly comes down, how to properly use the knowledge of disaster relief and reduce the losses caused by disasters to a minimum has become an urgent task in modern society. Ignorance is the greatest catastrophe disaster in the blink of an eye when people’s