1研发经过日本抢险救灾、清除倒塌建筑物绝大部分还是由人工完成,使用的机械,基本上是大型建筑机械。一旦发生灾害,往往采取人海战术,不仅花费时间较长,而且有些受灾现场非常危险;处于暂时稳定的建筑物废墟,可能因为余震或救援活动再次倒塌;化工厂遭灾或生化恐怖袭击,现场存在有毒物质,救援人员不能进入 1 R & D After Japan’s rescue and relief efforts, most of the collapsed buildings are cleared by hand, and the machines used are basically large-scale construction machines. In the event of a disaster, human-sea tactics are often adopted, which not only takes a long time but also can be very dangerous at some disaster sites. The ruins of temporarily stable buildings may collapse again due to aftershocks or rescue activities. When a chemical plant is hit by a disaster or a biochemical terrorist attack, The presence of toxic substances, rescue workers can not enter