Evaluations of the college entrance examination papers in volume when the resolution is the number of scan

Users questions:
Experts answer: college entrance examination papers of the judge not to use the scanner. Application of the special reading device (reader similar principle), the use of reading - Comparison - Evaluation - the order of scores. First, read the answers to answer sheet on the coating (application of the principle is the conductivity 2B pencil, which is why you must use 2 The reasons for the pencil B) generated electrical signal, then the computer answers the standard questions the answers are compared to judge the same time the conclusion that score.
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