| 单词 |
pioscope |
| 释义 |
pioscope|ˈpaɪəskəʊp| [irreg. f. Gr. πῖον (sc. γάλα) rich milk (neut. of πῑ́ων fat) + -scope.] A form of lactometer invented by Heeren, in which the purity of milk is tested by comparing its colour, as seen through the uncoloured part of a plate of glass, with the colours of sectors of the plate painted in various shades from whitish-grey to deep bluish-grey.
1884in Knight Dict. Mech. Suppl. 1895Syd. Soc. Lex., Pioscope, a form of Lactometer. |

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