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hydrometric 測定比重的 測定比重的 hydrometric adj 1: of or relating to hydrometry [synonym: {hydrometric}, {gravimetric}] Hydrometric \Hy`dro*met"ric\, Hydrometrical \Hy`dro*met"ric*al\,
a. [Cf. F. hydrom[`e]trique.] 1. Of or pertaining to an hydrometer, or to the determination of the specific gravity of fluids. [1913 Webster] 2. Of or pertaining to measurement of the velocity, discharge, etc., of running water. [1913 Webster] 3. Made by means of an hydrometer; as, hydrometric observations. [1913 Webster] {Hydrometric pendulum}, a species of hydrometer consisting of a hollow ball of ivory or metal suspended by a treated from the center of a graduated quadrant, and held in a stream to measure the velocity of the water by the inclination given to the thread; a kind of current gauge. [1913 Webster]
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