Authentication service is a base of implementation of security mobile AD hoc network, mobile users can exchange data communications securely between each other by certificate service.

认证服务是实现安全移动自组网的基础，移动用户可以通过证书服务进行安全数据通信。

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Nodes in the same Mobile Ad Hoc network are peer to each other and have flexible mobility.

网络搭建方便，不需要基础设施，并且网络节点地位对等，可以自由移动。

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Then there is the process of automatic ad optimization where many versions of a single ad get pitted against each other in search of the one that gets clicked the most.

FORBES: Why Banner Ads Aren't More Lovable

It was here that the unelected, largely unknown and unaccountable nabobs of central banking actually began to fix the global monetary system in a series of ad hoc and highly irregular deals with each other.

BBC: Central banks are part of the state

Google stepped into the local ad market and allows small firms to try and out bid each other on pay per click ? that helps only Google 2.00 for Orlando auto dealers is not going to bring back a high ROI .

FORBES: The Internet is Killing My Business!