law of multiple proportions

1. The law of multiple proportions has insisted on the fundamental character of the combining ratio for different atoms.
   倍比定律规定了不同原子间化合比的基本特征。
2. The author believes that causality lies between Daiton's theory of atom and his law of multiple proportions, and that Prout's hypotheses have three planes of connotations.
   笔者重议了道尔顿的化学原子学说及其倍比定律，认为两者之间互为因果联系；笔者还探讨了有关普劳特假设的问题，认为该假设具有三个层次的内涵。

noun

1. (chemistry) law stating that when two elements can combine to form more than one compound the amounts of one of them that combines with a fixed amount of the other will exhibit a simple multiple relation

   Synonym:    Dalton's law