释义 |
Beckmann apparatus Beck·mann ap·pa·ra·tus (bek'măn), apparatus for the accurate measurement of melting points and boiling points in connection with molecular weight determinations.Beck·mann ap·pa·ra·tus (bek'mahn a'păr-a'tŭs) Device for the accurate measurement of melting points and boiling points in connection with molecular weight determinations. Beckmann, Ernst O., German chemist, 1853-1923. Beckmann apparatus - apparatus for the accurate measurement of melting points and boiling points in connection with molecular weight determinations.Beckmann thermometer |