| 释义 |
dasymeter|dæˈsɪmɪtə(r)|
Improperly daso-.
[mod. f. Gr. δασύ-ς dense + µέτρον measure.]
An instrument for measuring the density of gases.
1872Yeats Techn. Hist. Comm. 404 The manometer, or dasometer, for finding the density or rarity of the atmosphere. 1874Knight Dict. Mech., Dasymeter..consists of a thin glass globe, which is weighed in the gas and then in an atmosphere of known density. |