植物残体    dead plant parts?

死河道    dead river channel?

枯枝落叶层    dead soil covering?

死水区域    dead water region?

死水    dead water?

脱碱    dealkalization?

脱水    deaquation?

死亡率    death rate?

倒石锥    debris cone?

岩屑蠕动    debris creep?

泥石流    debris flow?

岩屑    debris?

脱钙    decalcification?

脱钙土壤    decalcified soil?

倾析法    decantation?

腐泥    decay ooze?

异常衰减    decay pattern of anomaly?

腐解过程    decay process?

衰变产物    decay product?

分解    decay?

风化岩石    decayed rock?

落叶林气候    deciduous forest climate?

落叶林    deciduous forest?

十进制    decimal scale?

十进制    decimal system?

判别界线    decision boundary?

决策    decision making?

判别区域    decision region?

赤纬轴    declination axis?

赤纬圈    declination circle?

赤纬    declination?

彩色电祝系统解码器    decoder of color tv system?

译码器    decoder?

译码    decoding?

去色褪色    decoloration?

分解者    decomposer?

分解过程    decomposition course?

分解热    decomposition heat?

分解强度    decomposition intensity?

分解反应    decomposition reaction?

分解    decomposition?

去污    decontamination?