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金属钇
Yttrium metal
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电真空用锆粉化学分析方法 燃烧重量法测定氢量
Chemical analysis of zirconium powder for electro-vacuum uses The combustion-gravimetric method for the determination of hydrogen content
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铊中铜量的测定(三氯甲烷萃取铜试剂吸光光度法)
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电真空用锆粉化学分析方法 铬天青S光度法测定铝
Chemical analysis of zirconium powder for electro-vacuum uses The chrome azurol S photometric method for determination of aluminium
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电真空用锆粉化学分析方法 原子吸收分光光度法测定钙、镁
Chemical analysis of zirconium powder for electro-vacuum uses The atomic absorption spectrophotometric method for determination of calcium and magnesium
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电真空用锆粉化学分析方法 钼蓝光度法测定硅
Chemical analysis of zirconium powder for electro-vacuum uses The molybdenum blue photometric method for determination of silicon
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电真空用锆粉化学分析方法 磺基水杨酸光度法测定铁
Chemical analysis of zirconium powder for electro-vacuum uses The Sulfosalicylic acid photometric method for determination of iron
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电真空用锆粉化学分析方法 重量法测定总锆及活性锆
Chemical analysis of zirconium powder for electro-vacuum uses The gravimetric method for determination of total zirconium and active zirconium
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