沸点测定计
沸点计
沸点酒精计

Ebullioscope \E*bul"li*o*scope\, n. [L. ebullire to boil up +
-scope.] (Phys. Chem.)
An instrument for observing the boiling point of liquids,
especially for determining the alcoholic strength of a
mixture by the temperature at which it boils.