Eastern Europe is rapidly becoming a dumping-ground for radioactive residues.東歐迅速成為放射性殘渣的傾倒場。pesticide residues in fruit and vegetables殘留在水果和蔬菜中的殺蟲劑All organic and metallic residues on the wafers must be removed.片子上所有的有機...
All organic and metallic residues on the wafers must be removed.片子上所有的有機和金屬殘留物均必須清除.Both the R groups are alkoxy residues.兩個R基團都是烷氧基.For determining potency and residues by microbiological assay technique . Especially fo...