搜救犬:无言的战士

摘要：

主题语境:人与自然 篇幅:341词 建议用时:6分钟
1 Dogs have been useful in rescue situations during heavy snow,earthquakes,and other natural disasters.
2 Dogs are found to have up 10,000 times stron-ger smelling ability than human beings.This is the reason why dogs are trained to find people by fol-lowing the traces of human scent by sniffing the air.This special ability of dogs has been useful in situations such as earthquakes.When the dogs pick up the desired scent,they follow the scent into the place of the source of the scent.

机标关键词：搜救犬

分类号：D631;S829.2;E251

在线出版日期：2022-10-18（万方平台首次上网日期，不代表论文的发表时间）

页数：共3页

页码：11-12,75