unspecific compounds是什么意思?

unspecific compounds是什么意思? marker compounds是什么意思 related compounds是什么意思 orgainc sulfur compounds是什么意思 tinorganic compounds是什么 perfluorinated compounds是什么意思 perfluorinated compounds是什么意思 ionic compounds是什么意思 dioctyltin compounds是什么意思 macrocyclic compounds是什么意思 Institute of Heteroorganic Compounds是什么意思? HEATSINK COMPOUNDS这是什么意思啊? heatsink compounds stars-340是什么意思 form oils and compounds 怎么翻译 英语翻译和nitrogen compounds 有什么区别呢？ mixture and compounds - what are they and examples of each. β-hydroxycarbonyl compounds a one-pot procedure又是什么意思？ why do ionic compounds tend to be hard