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 Date: 2005-03-07 04:20:42Units of length Length Ruler Ell Inch Standard Measurement Metrology Scottish weights and measures |
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| First Page | Document Content | |
|---|---|---|
Date: 2005-03-07 04:20:42Units of length Length Ruler Ell Inch Standard Measurement Metrology Scottish weights and measures |
Add to Reading List |
[removed]Mathematics Education 數學教育 Using Standard Units in Measurement