空降积木 Kubik

最陡降积分法 steepest-descent method of integration

降阶积分 [数] reduced integration

沉降面积 subsidence area

当量沉降面积 equivalent area Of sedimentation ; equivalent settling area

沉降容积 sedimentation volume

沉降体积 Sediment Volume ; sedimentation volume

比沉降容积 relative sediment volume

降水状积雨云 Cumulonimbus praecipitatio

沉积物沉降 sediment deposition