资料来源 : pyDict

乳比重计

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Lactodensimeter \Lac`to*den*sim"e*ter\, n. [L. lac, lactis, milk
   + E. densimeter.]
   A form of hydrometer, specially graduated, for finding the
   density of milk, and thus discovering whether it has been
   mixed with water or some of the cream has been removed.