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Measurement Systems Analysis(英文版)(pdf 16页)

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Measurement Systems Analysis(英文版)(pdf 16页)内容简介
Measurement Systems Analysis(英文版)内容提要:
Sources of Measurement Error:
·Systematic Variations
   1. accuracy: improper calibration of equipment
   2. reproducibility: different operators using same equipment with different techniques
·Random Variations
   3. repeatability: (for example, inconsistent part locating)
·Periodic Variations
   4. stability: wear, deterioration, environmental conditions
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