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D 开头的英语单词（共 176,688 个）
degraded ecosystem
退化生态系统
degraded forest
衰退林
degraded heavy water
质的重水，浓度下降的重水
degraded illite
退化伊利石
degraded image
不清晰象,降质图像
degraded message set
[计] 退化消息集
degraded neutron
慢化中子
degraded paddy soil
退化水田土
degraded pulse
递降脉冲
degraded radiation
递降辐射
degraded recovery
[计] 降级恢复
degraded redundancy
余度降低
degraded relay channel
[通信] 退化中继信道
degraded running
降级运行
degraded service state
降级服务状态
degraded soil
退化土
degraded solonetz
退化硷土
degraded spectrum
递降光谱
degraded state
功能降低状态
degradement
[网络] 降级
degrader
降能器