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单词 sprengel tube
释义 sprengel tube
noun
Usage: usually capitalized S
Etymology: after H. J. P. Sprengel
: a glass U tube with two capillary ends bent at right angles for use in determining specific gravity especially of oils and fats by weighing it first filled with the substance to be tested and then filled with water — compare pycnometer
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更新时间:2025/3/27 23:09:29