定级

定级	dìng jí	to grade / to rank / to establish the level of sb or sth
定	dìng	to fix; to set; to make definite / to subscribe to (a newspaper etc); to book (tickets etc); to order (goods etc) / to congeal; to coagulate / (literary) definitely
级	jí	level / grade / rank / step (of stairs) / CL:个 / classifier: step, level