| “万分之一”电光大平示数的有效数字问题 |
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| 引用本文： | 司文会. “万分之一”电光大平示数的有效数字问题[J]. 安徽科技学院学报, 1995, 0(1) |
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| 作者姓名： | 司文会 |
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| 作者单位： | 安徽农业技术师范学院基础部 |
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| 摘 要： | 许多资料在谈到“万分之一”电光天平的读数时只计到小数点后面第四位,而对于第四位后面的数位为什么不要求计入则没有详细说明。实际上,只计到小数点后面第四位,与“有效数字”的概念有不吻合之处,笔者认为：从“有效数字”的概念上讲,“万分之一”电光天平的读数应该保留到小数点后面第五位。
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| 关 键 词： | 电光天平 读数 有效数位 问题 |
Discussion about Significant Digits of "One-Ten Thousandth/Eleitricity-Light Balance |
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| Si Wenhui. Discussion about Significant Digits of "One-Ten Thousandth/Eleitricity-Light Balance[J]. Journal of Anhui Science and Technology University, 1995, 0(1) |
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| Authors: | Si Wenhui |
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| Affiliation: | Basic Course Drpartment |
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| Abstract: | A lot of data only takeinto auount four numbers after deilmd Doint while theycome to talk abouty the reading of "one--ten thousandth "eletricith--light balance, andhaven,t given detuiled explanation why numbers after the decimal point are left out, onlytaking into accoumt four numbers after decimal point contradicts with the concept of siynificaul digits. I think the balance reading should be klpt to the fifth nunker |
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| Keywords: | electricity--light balance teading significant digits |
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