公有林造林奖励  Encouragement of afforestation on communal land

构造密度  structure density

特色经济林造林  the afforestation Jingdong section of Lancang Rive

用材林造林  timber afforestation

人工林密度  density of plantation

松林密度  pine forest density

车流速度密度特性  characteristic of traffic flow

带号测度密度  density of signed measure

横向填密密度  lateral packing density

落点密度度  Optimal estimation

密度度  Degree of density

密度密  Density

黏度密度比  viscosity density ratio

平均光度密度  mean luminosity density

色度密度  Colorimetric density

湿度-密度曲线  moisture-density curve

湿度-密度试验  moisture-density test

速度－密度关系  relationship between velocity and density; Velocity-density relation

速度－密度关系式  speed-density relation