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一、深化对泥石流成因和特点的认识 泥石流是山区的一种突发性灾害现象,多在夜间发生,人们难以直接观察其来龙去脉,加之暴发频率低,间隔时间长,容易被人们所淡忘,因此,人们对泥石流往往有两种认识:一种认为泥石流突发性强,来势凶猛,破坏力巨大,既难以把握其活动特点,又无力防治它,在大自然灾害面前,丧失了信心,对泥石流产生恐怖感;另一种认为
First, to deepen the understanding of the causes and characteristics of debris flow Debris flow is a sudden disastrous phenomenon in mountainous areas, which occurs mostly at night. It is difficult for people to directly observe the ins and outs of the debris flow. In addition, the outbreak frequency is low and the interval time is long, so it is easily forgotten by people , People often have two kinds of understanding of debris flow: one is that the debris flow sudden strong, ferocious, destructive, it is difficult to grasp the characteristics of its activities, and unable to control it, in the face of natural disasters, lost confidence in the debris flow Produce a sense of terror; another think