Gay-Lussac's law
/geɪˈluːsæks/- Chemistry a law stating that the volumes of gases undergoing a reaction at constant pressure and temperature are in a simple ratio to each other and to that of the product【化】盖-吕萨克氏定律。
词源
early 19th cent.: named after Joseph L. Gay-Lussac （1778-1850）, French chemist and physicist.