The paper chromatograph - gravimetric method for the determination of niobium and tantalum content 纸上色层分离重量法测定铌钽量
Methods for chemical analysis of ferroniobium - the paper chromatographic gravimetric method for the determination of niobium and tantalum content 铌铁化学分析方法纸上色层分离重量法测定铌,钽量
纸: paper上色: colour层: I storey; tier; stratum圆盘纸上色层分析: circular paper chromatography纸上色层分析法: paper chromatography; paper-chromatography放射性纸上色层分析仪: radio paper chromatograph双向纸上色层分析法: two-way paper chromatography纸色谱,纸上色层分析仪: paper chromatograph纸上色谱: chromatography on paper; paper chromatography纸上色谱法: chromatography on paper; paper chromatography纸上色谱仪: paper chromatograph纸上色谱分布: pcd纸上色谱电泳法: pce纸上色谱分布,纸层析分布: paper chromatographic distribution; pcd上色: colour (a picture, map, etc.) 上上各种浓淡不同的颜色 be coloured in different tints; 他用蜡笔给画上色。 he coloured the picture with crayon纸上: pedograph色层: chromatograph◇色层 (分离)法 chromatography; 色层光纤 cladded-fibre; 色层 (分离)谱 chromatogram上色,配色: touching上色机: painting machine上色率: degree of dyeing; dye uptake上色墨: glass laser涂漆;上色: painting在纸上: on the sheet纸上浆: paper sizing发色层: colour phosphor