A、關(guān)鍵時(shí)刻數(shù)=顧客人數(shù)+天數(shù)/平均關(guān)鍵時(shí)刻數(shù)
B、關(guān)鍵時(shí)刻數(shù)=顧客人數(shù)+天數(shù)+平均關(guān)鍵時(shí)刻數(shù)
C、關(guān)鍵時(shí)刻數(shù)=顧客人數(shù)*天數(shù)*平均關(guān)鍵時(shí)刻數(shù)
D、關(guān)鍵時(shí)刻數(shù)=顧客人數(shù)-天數(shù)-平均關(guān)鍵時(shí)刻數(shù)