delivery confirmation

基本解释

I ship daily with email notice of shipment and delivery confirmation in the US.
余每天的船舶装运和交付美国确认电子邮件通知。
By enabling positive delivery confirmation, the T. 37 standard adds a level of reliability that fax users have come to expect.
通过实现肯定的交付确认，T.37标准增加了传真用户期待着要达到的可靠性水平。
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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.
乙方收货后二十（20）日内未作出收货确认的，视为甲方交货正确。

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