当前类别：地理地质
集结地域：assembly area
集的距离：distance between sets
疾病分布区：nosoareal
疾病地理学：nosogeography
急倾斜开采：pitchwork
急倾斜层：steep bed
急坡：steep slope
急流急滩：rapid
急亮积：torrent deposit
急尖的：acute
急冲：rish
极座标：polar coordinates
极值平均：extremum average
极性吸附：polarized adsorption
极性事件：excursion
极性期：polarity epoch
极限误差：limit error
极限浓度：threshold concentration
极限凋萎点：ultimate wilting point
极投影：polar projection
极射赤面拼图：polar stereographic mosaic
极浅地震：very shallow earthquake
极年：polar year
极间距离：clearance between poles,pole distance
极厚片状团聚体：thick platy aggregate
极轨气象卫星：polar-orbiting meteorological satellite
极光地带：auroral zone
极光带：Auroral belt
极锋：polar front
极端大陆气候：extreme continental climate
极地植物：Arctic plant
极地沼泽：arctic mire
极地土壤：arctic soil
极地软土：boroll
极地气团：polar air-mass
极地淋溶土：boralf
极地湖：polar lakes
极地海洋气团：The maritimepolar air mass
极地反气旋：polar anticyclone
极带：polar strip
级指示剂：stage indicator
级：order
吉马多美朗酸：hymatomelanic acid
吉丁尼阶：gedinnian stage
吉布斯分布：Gibbs distribution
吉伯逆期：gilbert reversed epoch
激励状态：motivational state
激光束钻井：laser beam drilling
激光扫描数字化仪：laser scan digitizer
激光地震报警器：laser earthquake alarm