在本文所建立的无线传感器网络中,用到的命令类型有关联请求(association request)、关联响应(Association response)、数据请求(Data request)等。
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...点向AP发出关联请求(Association Request),AP在验证站点身份后,接受该请求,给站点返回关联响应报文(Association Response)。至此,站点和AP的连接过程才完全建立,才能给上层提供数据传输的服务。
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But what happens through learning is that another association develops that between the conditioned stimulus and the conditioned response.
但学习会在条件刺激与条件反应之间,建立起另一种联结。
So, the claim about a phobia is that there's a bad association between, say dog and fear, or between airplanes or snakes and some bad response.
比如说,恐惧症就是在狗和恐惧之间,或是在飞机,蛇和一些糟糕反应之间,存在着消极的联结。
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