| 释义 |
DictionarySeepointneutral point
neutral point[′nü·trəl ‚pȯint] (electricity) Point which has the same potential as the point of junction of a group of equal nonreactive resistances connected at their free ends to the appropriate main terminals or lines of the system. (fluid mechanics) hyperbolic point (metallurgy) In rolling mills, the point at which the speed of the work is equal to the peripheral speed of the rolls. (meteorology) col (optics) In atmospheric optics, one of several points in the sky for which the degree of polarization of diffuse sky radiation is zero. (physics) A point where two fields are equal in magnitude and opposite in direction so that the net field is zero. neutral point
neu·tral pointthe point at which a solution is neither acidic nor alkaline (pH 7 at 22°C for water.neutral pointA point on the pH scale (pH 7.0) that represents neutrality, i.e., the solution is neither acid or alkaline in reaction.See also: pointFinancialSeePoint |