thorium oxide meaning in Chinese

氧化钍

Determination of total rare earth and thorium oxide content
稀土和钍总量的测定
Determination of thorium oxide content
氧化钍量的测定
Methods for chemical analysis of monazite concentrates - determination of thorium oxide content
独居石精矿化学分析方法氧化钍量的测定
Methods for chemical analysis of rare earth chloride and carbonate - determination of thorium oxide content
氯化稀土碳酸稀土化学分析方法氧化钍量的测定
Methods for chemical analysis of monazite concentrates - determination of total rare earth and thorium oxide content
独居石精矿化学分析方法稀土和钍氧化物总量的测定