“opposition”的概念、定义、翻译、参考文献-科学参考

单词	opposition
释义	opposition [´äp·ǝ`zish·ǝn] ^ASTRONOMY The situation of two celestial bodies having either celestial longitudes or sidereal hour angles differing by 180°; the term is usually used only in relation to the position of a superior planet or the moon with reference to the sun. ^PHYSICS The condition in which the phase difference between two periodic quantities having the same frequency is 180°, corresponding to one half-cycle.
随便看	fanjet fanlight differential reaction rate differential relay differential scanning calorimeter differential scatter differential screw differential selection differential selsyn differential separation differential signal differential spectrophotometry differential stage differential steam calorimeter differential stress differential synchro differential temperature survey differential thermal analysis differential thermogravimetric analysis differential thermometer differential thermometric titration differential timing differential topology differential transducer differential transformer

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