物理有没"约等于"在物理计算中,到底能不能像数学一样写个“≈”符号?怎么多方的说法不一样啊,我想知道真理.为什么很多物理的参考书上,和一些物理老师,老不写“≈”,碰见约等于他
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/27 23:40:55
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