| 释义 |
finished ore
基本例句
精矿
The concentrate from a Yunan high sulfur iron ore has a sulfur content that exceeds that specified in the standard due to the pyrrhotite.云南某高硫铁矿石因含磁黄铁矿而造成精矿含硫超标。
Experiment on determination of trace Argentum in copper coneentrace ore was done.Method of inhibition of Copper to determine Argentum was studied.对湖南省麻阳铜矿铜精矿中的微量银作了原子吸收光谱法制定试验，研究了铜对银的测定的干扰，并提出了消除干扰的方法。 |