If the value matches the current map contents for the key, the key is removed. Listing 5 shows the equivalent source for this operation.
如果值匹配键的当前映射内容，那么就删除这个键。
In-car navigation systems can link the map contents with online information like weather conditions, traffic status or parking place offering etc.
车载导航系统可以将在线的信息如天气情况、实时交通信息、停车场信息等和地图结合起来。
Siemens VDO has for example developed the software concept C-IQ to provide Map Contents, POIs and 3rd party services in combination with car navigation systems.
西门子威迪欧已经开发出一个叫C - IQ的软件系统，它能将地图信息、兴趣点查询以及第三方服务与汽车导航产品相结合。
Siemens VDO has for example developed the software concept C-IQ to provide Map Contents, POIs and 3rd party services in combination with car navigation systems.
西门子威迪欧已经开发出一个叫C - IQ的软件系统，它能将地图信息、兴趣点查询以及第三方服务与汽车导航产品相结合。
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