例句 /

Abstract: Taken as materials,ammonium paramolybdate,molybdenum tri-oxide,molyb denum dioxide and molybdenum powder of different layers in thickness are reduced at different temperatures,and by analyzing the grain size,oxygen content and mo rphology of the

Abstract: Taken as materials,ammonium paramolybdate,molybdenum tri-oxide,molyb denum dioxide and molybdenum powder of different layers in thickness are reduced at different temperatures,and by analyzing the grain size,oxygen content and mo rphology of the

文摘:以仲钼酸铵、三氧化钼、二氧化钼和钼粉为原料,采用不同的温度和不同的料层厚度进行了还原试验,分析了所得钼粉的粒度、氧含量和形貌,剖析了同舟内不同层次钼粉的粒度和氧含量的变化规律。