坡度范围对照表(单位：度，)123456
平缓斜陡急险
>0and <5>=5and <15>=15 and <25>=25and <35>=35 and <45
>=45
坡向范围对照表(单位：方位角，度)12345678北坡东北坡东坡东南坡南坡西南坡西坡西北坡>337.5 or <=22.5>22.5 and <=67.5>67.5 and <=112.5>112.5 and <=157.5>157.5 and <=202.5>202.5 and <=247.5>247.5 and <=292.5>292.5 and <=337.5
地貌范围对照表：(米)1极高山>=5000
2高山<5000 and >=35003中山<3500 and >=10004低山<1000 and >=5005丘陵<500 and >=200
6
平原
