| 释义 |
microrelief
mi•cro•re•lief (ˌmaɪ kroʊ rɪˈlif)
n. surface features of the earth of small dimensions, commonly less than 50 ft. (15 m). [1930–35] Microrelief
microrelief[′mī·krō·ri‚lēf] (geography) Irregularities of the land surface causing variations in elevation amounting to no more than a few feet. Microrelief relief forms that are details of larger surface forms, for example, knolls, channel banks and spits, small sinkholes, polygonal ground, sand ripples, and steppe hollows. Microrelief is usually produced by exogenous processes. |