“phase”的概念、定义、习题解题方法及翻译-物理辞典

单词	phase
释义	phase 1 A homogeneous part of a heterogeneous system that is separated from other parts by a distinguishable boundary. A mixture of ice and water is a two-phase system. A solution of salt in water is a single-phase system. 2 A description of the stage that a periodic motion has reached, usually by comparison with another such motion of the same frequency. Two varying quantities are said to be in phase if their maximum and minimum values occur at the same instants; otherwise, there is said to be a phase difference . See also phase angle. 3 One of the circuits in an electrical system or device in which there are two or more alternating currents that are not in phase with each other. In a three-phase system the displacement between the currents is one third of a period. 4 See phases of the moon.
随便看	scanning scanning electron microscope scanning tunnelling microscope scattering of electromagnetic radiation schlieren photography Schmidt camera Schottky defect Schottky effect Schrieffer, John Schrödinger equation Schrödinger's cat Schrödinger, Erwin Schwarzschild radius Schwinger effect scintillation camera scintillation counter sclerometer scotopic vision screen grid screw seaborgium search coil Searle's bar second secondary cell

物理辞典收录了3346条物理词条，基本涵盖了常用物理知识及物理英语单词词组的翻译及用法，是物理学习的有利工具。