河西道
河西道-
然后研究了生态廊道的提取与识别方法，使用模拟景观对廊道识别方法进行测试，并对大河西先导区廊道识别进行实证研究。
Then , it makes researches on the extraction and recognition methods of ecological corridor , and makes tests on corridor identification method by using simulation landscape , and makes empirical research on the corridor recognition of Big Hexi pilot area .