Testing controller is series connection with the single boards to transmit and receive testing signal.

测试控制器与所述多个串联单板串联，用于输出和接收测试信号；

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The vibration testing signal is proved to be good, showing that the testing system and method are mature and effective.

动频测试时振动信号良好表明，该无线电遥测系统测试技术是成熟和有效的。

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The signal characteristic of single and mass broken wires is investigated and the testing signal is analyzed in the experiments.

实验研究了单根断丝和集中断丝的漏磁信号特征。

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For the last year a small van has been driving around all the bus routes testing the 3G signal.

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My testing shows that this signal is this is backward-looking and not very useful, but since a large number of people believe it, they act on it resulting in a self-fulfilling prophecy.

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"We can actually apply this kind of testing to just about any signal, " spokesman Tischler said.

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