Terms for subject Desert science containing fraction

English	Chinese
bombarding fraction	碰撞粒级
clay fraction	黏粒粒级
clay-size fraction	黏粒粒级
creep fraction	蠕移粒级
erodible fraction	易蚀颗粒
fine fraction	细粒级
leaf mass fraction	叶重比
loesslike fraction	备土粒级 (粗粉粒)
particle fraction	粒级
particle fraction classification	粒级分类
representational fraction	数字比例尺
saltating fraction	跃移粒级
sand fraction	沙粒级
sand-size fraction	沙粒级
silt fraction	粉沙粒级
silty fraction	粉沙粒级