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单词	katharometer
释义	katharometer /ˌkaθəˈrɒmɪtə / noun An instrument for detecting a gas or measuring its concentration in a mixture, by measuring changes in thermal conductivity.In construction the katharometer comprises two chambers, each with an identical thermal conductivity sensor.... The properties of katharometers are described in relation to the analyses of binary and multi-component gas mixtures. In recent communications the relative effects of gases of high and low thermal conductivity on the response of katharometers to the presence of eluted substances have been considered. Origin Early 20th century: from Greek katharos 'pure' + -meter.
随便看	non-performing non-periodic non-perishable non-permanent non-permissive non-persistent non-person non-personal non-photosynthetic non-physical non-physically non-pictorial non-placental non placet non-planar non-planarity non-playing non plevin non-plural nonplus nonplussed nonplusser non plus ultra non-point source non-poisonous

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