Some mistaken viewpoints were clarified, and requirements on covariability of conservation law were studied deeply.
从一道力学试题出发,讨论了机械能守
的条件,并深入研究了守
的协
性要
。
性Some mistaken viewpoints were clarified, and requirements on covariability of conservation law were studied deeply.
从一道力学试题出发,讨论了机械能守的条件,并深入研究了守的协性要。
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