处于社交圈中的人们可能会参与一些有用信息的传播，比如哪些地方有吃的，或者好的投资选择等等。
People in the middle of a social network could be privy to useful gossip, such as the location of food or good investment choices.
本论文以科技传播中的信息选择问题为研究对象。
This dissertation studies the problem of information selection of scientific and technical communication.
然后描述了受体在传播过程中的工作，包括对技术知识的选择、对技术知识的学习与吸收以及必要的改造、向供体随时反馈信息等。
Then the paper describes the acts of receipt including picking out the knowledge, learning the knowledge and reforming it if necessary, feedback of information to communicant at any time.
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