| 释义 |
opacimeter|əʊˈpæsɪmiːtə(r)|
[f. opacity + -meter.]
An instrument for measuring opacity, esp. by reflection.
1919Chem. Abstr. XIII. 2892 (heading) Opacimeter designed for the estimation of the quantity of bacteria. 1944Paper Trade Jrnl. 26 Oct. 27/2 The white body consists of a white standard protected by a cover glass, as is the case in the Bausch and Lomb opacimeter. 1967TAPPI Feb. 59A/1 The B & L Opacimeter reads either printing opacity (as defined by Davis) or contrast ratio (as defined by TAPPI official methods). |