Terms for subject Earth sciences containing grade

English	Chinese
Aldan High-Grade Terrain	阿尔丹高级变质区俄
fixed grade node	固定分段结点
grade A	A 级
grade control structures	〔河道〕坡度控制建筑物
grade line	坡度线｛测｝
grade line	巷道坡道〔控制〕线
grade location	坡度测设
high-grade metamorphic igneous rocks	高级变质岩浆岩
hydraulic grade line	水力比降线