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specific gravity
化学 densità relattiva
食品工业 gravità speċifika
 英语 词库
specific gravity
珠宝 Density, measured as the weight of the material compared with that of an equal volume of water.
缩写 s; spg
缩写, 生物学 sp g
缩写, 聚合物 sp.gr.
缩写, 航空医学 g