| 单词 | sprengel tube |
| 释义 | > as lemmasSprengel tube Sprengel tube n. (also Sprengel's tube) †(a) the vertical tube forming part of a Sprengel pump (obsolete); (b) a glass U-tube that narrows to a capillary at each end, used to determine the specific gravity of a liquid by comparing its weight when filled with the liquid and with water at the same temperature.extracted from Sprengeln.< as lemmas |
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