The difference is mainly in the tone not in the drainage pattern or landform.所不同的主要在色调,而不在于水系型式或地形.These mathematical definitions make basic landform shape concept of limit determine nat.继而给出了如斜坡、山、山脊、凹地、谷地、鞍部等基本地貌形态的数学定...
Micro - landform and micro - climate could exert great influence on conductor icing.微地形微气候对导线覆冰有很重大的影响.Condition of special landform, grade water natural resources, suit piscatorial development.非凡的地形 、 优质的水资源条件, 适合渔业的发展....