halogen n.卤素卤素卤素,卤...halogen-silver salt reaction 卤素-银盐反应...halogen preteins 卤化蛋白...halogen carrier 卤载体...halogen family 卤族...halogen acyl chloride 卤代酰氯...halogen azide 叠氮化卤...halogen acyl halide 卤代酰卤...halogen acid amide 卤代酰胺...nuclear halogen 环上卤素...acne halogen 卤素痤疮...elements of halogen family 卤族元素...element of halogen family 卤族元素...
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