| 单词 | smoke-meter |
| 释义 | > as lemmassmoke-meter smoke-meter n. an instrument for measuring the density or the composition of smoke. ΘΚΠ the world > matter > properties of materials > temperature > heat > burning > products of burning > [noun] > smoke > instrument for measuring density of smoke-meter1941 1941 Jrnl. Soc. Automotive Engineers 48 188/2 The smokemeter itself is our only means of measuring smoke density precisely. 1961 Guardian 24 Mar. 6/3 In..a letter.. regarding..the control of diesel exhaust smoke..Mr. Marples has indicated that further detailed investigation into the possibilities of using a smokemeter would be worth while. < as lemmas |
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