The distributed key management system based on binary tree is divided into the key management system of one key center and the key management system of multi - layer binary tree.

基于二叉树的分布式密钥管理体系分为单个密钥中心下的密钥管理系统和多层二叉树密钥管理系统。

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Through an application example of key management system in campus ECard system, this paper studies the specific application mode, and the key management has been used in campus ECard project.

以密钥管理在校园一卡通系统中的应用为中心，研究密钥管理系统在一卡通系统中的具体应用模式，并在校园一卡通项目中实现了密钥管理。

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Survey parameter gathering is the key on automation control system, the gathering data speed and precision is the key which affect the observation and control system stable.

测量参数的采集是自动化控制系统的重点，其采集数据的速度、精度是影响测控系统稳定的关键。

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Mr.Obama is proposing reforms to the U.S.health care system that would cut the costs of key programs by an estimated $313 billion.

VOA: standard.2009.06.13

We own our own phone number, that allows you to input key strokes like you would any system and this is an example of what we call CS50 Voice.

我们都有电话号码，这就让我们可以输入任意的数字,然后这是CS50，Voice的一个例子。

哈佛公开课 - 计算机科学课程节选

The report says the U.S.military's Djibouti-based Combined Joint Task Force-Horn of Africa is currently installing a Maritime Security and Safety Information System in key positions along the Kenyan coast.

VOA: standard.2009.05.01

One large aspect of tribal knowledge is an understanding of the key points in a system that should be checked if anything goes wrong, or the key points in a system that must be monitored to make sure that the system stays healthy.

FORBES: Elevating the IT Risk Management Conversation to the Boardroom

The operational intelligence system monitored the entire end-to-end process as well as key milestones in each system.

FORBES: New Sources for Business Surprises

Such a system would provide a stable and secure international monetary system by defining each of the key currencies, specifically the dollar, euro, pound, yen and yuan, respectively, as a unit weight of gold.

FORBES: An International Gold Standard Beats The Rule Of The Governing Elite