delivery confirmation

基本解释

I ship daily with email notice of shipment and delivery confirmation in the US.
餘每天的船舶裝運和交付美國確認電子郵件通知。
By enabling positive delivery confirmation, the T. 37 standard adds a level of reliability that fax users have come to expect.
通過實現肯定的交付確認，T.37標準增加了傳真用戶期待著要達到的可靠性水平。
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The delivery shall be deemed successful in the event that there is no Delivery Confirmation has been sent twenty (20) days after Party B's receipt.
乙方收貨後二十（20）日內未作出收貨確認的，眡爲甲方交貨正確。

Apple touted the service's ability to recognize when you're messaging someone else eligible for iMessages, but it appears to be limited to e-mail addresses at this point in the BETA. Delivery confirmation is turned on by default, but those of you who don't like the thrill of the chase will be happy to learn that there's an option to disable read receipts.
ENGADGET: Apple iOS 5 hands-on preview