对于云交付模型，使用者对部署的应用程序、操作系统、硬件、软件、存储和网络的控制能力不同，这会影响云安全策略。

It is influenced by how much control a consumer can have over deployed applications, operating systems, hardware, software, storage and networking for a cloud delivery model.

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研究了无线传感器网络中的覆盖问题，此问题对传感器网络的生存时间、部署策略、通信协议和组网等问题具有十分重要的意义。

The coverage problem in wireless sensor networks is studied, which is very important to network life time, sensor deployment strategy, communication protocol, networking, etc.

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研究无线传感器网络中的覆盖问题，这对传感器网络的节能、性能优化以及部署策略等问题具有十分重要的意义。

In a sensor network, the coverage problem is very important to the energy consumption, network performance and sensor deployment.

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