多度级
... effusion 渗出液 abundance class 多度级 hybrid refractive-diffractive 折衍混合 ...
我的学府非比寻常美丽,但是他并不大。再它周围有许多的树。我在一班。
Tree density in the forest decreased with the increases of height class and diameter class, whereas species abundance did not increase.栎类次生林乔木的密度随高度级、径级的增加而递减,但树种丰富度却不随树木的密度增加而增加。
A lot of youth human feel stress, particularly those from the middle class, and females abundance than males.很多年轻人感到压力很大,中产阶级的年轻人尤其如此;女孩比男性的压力大。