The ISIN code is a 12-character alpha-numerical code that serves for uniform identification of a security at trading and settlement.

IS IN编码是一个包含12个字符的字母数字编码，用于在交易和结算时统一标识证券。

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Numerical result from IEEE-14 test system shows that the presented algorithm reflects the relationship of security and economy and is helpful to construct reasonable pricing system in power market.

在IEEE - 14测试系统的计算结果表明，算法反映了安全因素和经济因素的关系，有助于建立电力市场中合理的用户电价体系。

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The security of the building is mainly provided by a numerical keypad lock system.

本大厦目前的安全保障主要由一套数字键盘锁系统来提供。

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Anti-terrorism experts told BBC News Online that they were surprised at the ease with which three of the four attackers were able to escape from the Oasis compound in Khobar, despite the overwhelming numerical superiority of the security forces and the tactical and logistical advantages which they enjoyed.

BBC: NEWS | Middle East | Analysis: Saudi security questions