অনুসন্ধান করুন
Henri becquerel
01
French physicist who discovered that rays emitted by uranium salts affect photographic plates (1852-1908)
উদাহরণ
নিকটবর্তী শব্দ
অনুসন্ধান করুন
French physicist who discovered that rays emitted by uranium salts affect photographic plates (1852-1908)