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單項選擇題

對E-RAB Drop Rate的統(tǒng)計那個計算方式是正確的?()

A."Number of normally released E-RAB / Number of successfully established E-RAB x 100%"
B."Number of abnormally setup E-RAB / Number of successfully established E-RAB x 100%"
C."Number of abnormally released E-RAB / Number of successfully established E-RAB x 100%"
D.以上都不對

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