In many cases, mobile host needs to obtain accurate or approximate location information in the network, i. e. needs a location service.
在许多情况下，移动主机需要获得网络中其他移动主机精确或概略的位置信息，即需要一种位置服务。
In many cases, mobile host needs to obtain accurate or approximate location information in the network, i. e. needs a location service.
在许多情况下，移动主机需要获得网络中其他移动主机精确或概略的位置信息，即需要一种位置服务。
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