直觉没有
发表于 2025-3-23 11:15:51
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olfction
发表于 2025-3-23 17:17:51
ts was first proposed by K. F. Gauss (1777–1855) in 1832. In 1851, he and Weber drew up a set of units based on the millimetre, the milligram and the second. This is known as the Gaussian system. Twenty-two years later the British Association adopted the metric system but used the centimetr
semiskilled
发表于 2025-3-23 21:53:26
nd magnetic quantities generally require four units of which three are mass, length and time and the fourth can be some electrical or magnetic quantity such as current, permeability or permittivity. It is sometimes convenient to introduce temperature as an independent unit ranking equally with lengt
inflate
发表于 2025-3-24 01:07:25
iss A. J. Tutte for typing the manuscript. Department of Physics H. G. JERRARD University of Southampton D. B. McNEILL 1963 Preface to the fifth edition Since the publication of the fourth edition in 1980 advances in technology have led to more precise values of the fundamental physical constants an
直言不讳
发表于 2025-3-24 05:36:49
iss A. J. Tutte for typing the manuscript. Department of Physics H. G. JERRARD University of Southampton D. B. McNEILL 1963 Preface to the fifth edition Since the publication of the fourth edition in 1980 advances in technology have led to more precise values of the fundamental physical constants an
Reclaim
发表于 2025-3-24 07:22:10
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方舟
发表于 2025-3-24 13:14:06
nd magnetic quantities generally require four units of which three are mass, length and time and the fourth can be some electrical or magnetic quantity such as current, permeability or permittivity. It is sometimes convenient to introduce temperature as an independent unit ranking equally with lengt
Evacuate
发表于 2025-3-24 17:36:33
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话
发表于 2025-3-24 19:09:02
tationally and want to know if these numbers have some simple form. This is not a particularly well-defined endeavor-every eight-digit number is rational and this is not interesting. However, the chances of an eight digit number agreeing with a small rational, say with numerator and denominator less than twen978-1-4615-8512-1978-1-4615-8510-7
brachial-plexus
发表于 2025-3-25 00:36:46
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