問答題用電子毫秒計測量時間,共10次,結(jié)果是0.135,0.136,0.138,0.133,0.130,0.129,0.133,0.132,0.134,0.129(單位:秒),要求給出t=t±Ut及Et。(只要求A類不確定度計算)

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