A.商品積壓B.經(jīng)濟(jì)損失C.失去銷(xiāo)售機(jī)會(huì)D.商品可獲得性低E.占用過(guò)多流動(dòng)資金
A.動(dòng)態(tài)規(guī)劃B.運(yùn)輸問(wèn)題C.對(duì)偶問(wèn)題D.純整數(shù)規(guī)劃E.混合整數(shù)規(guī)劃
A.服務(wù)時(shí)間隨機(jī)性B.服務(wù)員數(shù)隨機(jī)性C.排隊(duì)規(guī)則隨機(jī)性D.服務(wù)臺(tái)數(shù)隨機(jī)性E.顧客到達(dá)時(shí)間隨機(jī)性