volumenometer
排水容積計,體積計
vol·u·me·nom·e·ter /ˌvɑljəmɛˈnɑmətɚ/ 名詞
容積計
Vol·u·me·nom·e·ter n. Physics An instrument for measuring the volume of a body, especially a solid, by means of the difference in tension caused by its presence and absence in a confined portion of air.
◄ ►