褐锰矿
- n.brown manganese ore; heleroclin
- 网络braunite; BROWN MANGANESE
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褐锰矿
braunite
地质学专业词汇中英翻译(4) ... 褐煤 lignite 褐锰矿 braunite 褐泥铁石 brown clay iron stone ...
BROWN MANGANESE
积载因数 ... PSILOMELANE 硬锰矿 BROWN MANGANESE 褐锰矿 PYROLUSITE 软锰矿 ...