Feedback from key customers on their current and future service needs. 各部門對目前和未來服務需求的意見。
The variations in demand present a challenge to the operations manager to effectively use the perishable service capacity. 因為服務具有生產消費同時性的特點,所以服務產品無法儲存,服務需求變動會對有效利用易逝的服務供給產生影響。