英语词汇“symmetrical alternating quantity”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	symmetrical alternating quantity
释义	symmetrical alternating quantity symmetrical alternating quantity [sə′me·trə·kəl ′ȯl·tər‚nād·iŋ ′kwän·əd·ē] (physics) Alternating quantity of which all values separated by a half period have the same magnitude but opposite sign.
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