In RFID system with several e-tags and one reader, tags often transfer data to reader at the same time, leading to channel collision, so reader is not able to read the information stored in tags.

在多标签对一个读写器的RFID系统中，标签经常会同时向读写器传输数据，导致信道冲突，使得读写器不能读出标签上的信息。

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In this way, we could not only judge the direction of movement of tags accurately, but also judge other complicated logic, e. g. the midway return of tags.

采用这种方法不但可以准确判标签运动方向，而且可以判断标签中途返回等一些复杂逻辑。

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I have a number of entities (different kinds of tags e. g. location, events etc) and I want data for a table view that shows "all tags" (i. e. the union of all tag entities).

我有一些实体(不同种类的标签，例如位置，事件等)，我想要一个表视图的数据，显示“所有标签”(即所有标签实体的联合)。

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The Automobile Association urged members not to sign up for the so-called e-tags, which provide for toll discounts but also allow bank accounts to be charged every time a car passes under one of the gantries.

ECONOMIST: A revolt over South Africa��s roads: It doesn��t toll for thee | The

And most recently, a BBC film crew, 20km away, filmed a cat hunting with the unmistakable matching green ear tags that Bayad-e-Kohsaar was fitted!

BBC: Snow Leopard Diary