In order to uniquely identify each row we would need the catalog id number (catalog_num), as well.

为了惟一地标识每一行，我们将需要目录id号(catalog_num)。

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You should then see id number and the time in the text input field get automatically updated every 0.5 seconds.

你将看到id号，并且在文本输入域中的时间每0.5秒自动更新一次。

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The accid attribute will be the unique transaction id number that the accounting system assigns to that transaction.

accid属性将是会计系统分配给这个交易的惟一交易id号。

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It's like you have a social security number or other ID number, which positively--there might be another person with the same name as you, God forbid, but you at least have your own number, which is guaranteed to be unique to you.

就好比社保号,或者其他身份号码,很有可能,有另外一个人,和你重名,希望这不要发生,但你至少有唯一的识别号,用于区分自己和他人

耶鲁公开课 - 金融市场课程节选

Another notable feature is the unique, hard-coded ID number Intel assigns to each chip.

CNN: Graphics applications scream on Intel Pentium III

Employer ID Number listed on the settlement documents the taxpayer also argued that error voided the deal.

FORBES: Careful: You Can't Renege On Settlement With IRS

That ID number allows you to snag a resale certificate or resale permit.

FORBES: Magazine Article