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单项选择题以下对于华为M2000侧,掉话率公式定义正确的是:()

A、Call Drop Rate=L.E-RAAbnormRel/L.E-RANormRel*100%

B、Call Drop Rate=L.E-RAAbnormRel/(L.E-RANormRel+L.E-RAAbnormRel)*100%

C、Call Drop Rate=L.E-RAAbnormRel/L.E-RASuccEst*100%

  • B
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