原料分析 meaning in English

feedstock analysis
raw material analysis

Fibrous raw material of sampling for analysis
造纸原料分析用试样的采取
Investigations of raw material in hard - coal - mining - part 1 : survey
煤矿原料分析.第1部分:总则
Investigations of the raw material in hard - coal - mining - part 2 : terms relating to raw material
煤矿原料分析.第2部分:原料术语
Investigations of the raw material in hard - coal - mining ; microscopical examinations of rocks
硬煤采矿原料分析勘测.矿石的显微检验