地域平均雨量 areal rainfall depth?
分段测量 areal survey?
石英砂 arenaceous quartz?
砂质页岩 arenaceous shale?
砂泥质的 arenopelitic?
红砂土 arenosols?
耕种混合新成土 arent?
粘化漂白软土 argialboll?
粘化潮软土 argiaquoll?
粘化极地软土 argiboroll?
白土 argil?
泥质岩 argillaceous rock?
分段测量 areal survey?
石英砂 arenaceous quartz?
砂质页岩 arenaceous shale?
砂泥质的 arenopelitic?
红砂土 arenosols?
耕种混合新成土 arent?
粘化漂白软土 argialboll?
粘化潮软土 argiaquoll?
粘化极地软土 argiboroll?
白土 argil?
泥质岩 argillaceous rock?
粘化层 argillic horizon?
泥板岩 argillite?
泥化 argillization?
粘化旱成土 argit?
粘化湿软土 argiudoll?
粘化干软土 argiustoll?
氩 argon?
干燥气候 arid climate?
干燥侵蚀循环 arid cycle of erosion?
干燥周期 arid cycle?
干燥地貌旋回 arid geomorphic cycle?
干燥地形 arid landforms?
干燥区 arid region?
旱境土壤 arid soil?
旱成土 aridisol?
干燥指数 aridity index?
干燥度 aridity?
算术平均 arithmetic mean?
运算器运算部件 arithmetical unit?
长石砂岩 arkose?
芳香基原油 aromatic base crude oil?
芳香植物 aromatic plant?
配置 arrangement?
阵列处理机 array processor?
箭头 arrow?
砷污染 arsenic pollution?
砷 arsenic?
毒砂 arsenopyrite?
排水干渠系统 arterial drainage?
自连水层 artesian aquifer?