Investigating the establishment of a national length standard for land surveying applications in Singapore
The main objective was to investigate the feasibility of using precision EDM of ±(1mm + 1ppm) to establish the reference standard length of the existing Lower Pierce EDM Baseline which has no official standard length since its establishment in 1985.
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| 格式: | Research Report |
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2008
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| 在線閱讀: | http://hdl.handle.net/10356/8012 |
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