Dasymeter

[dæ'simitә]

解释:

(noun.) densimeter consisting of a thin glass globe that is weighed in a gas to determine its density.

霍华德编辑--From WordNet

解释:

(n.) An instrument for testing the density of gases, consisting of a thin glass globe, which is weighed in the gas or gases, and then in an atmosphere of known density.

凯瑟琳整理

解释:

n. an instrument for testing the density of gases.

整理:莎丽