BP Plc, the U.K. oil company that's the largest shareholder in the Trans-Alaska Pipeline System, fell 1.9 percent to 483.15 pence after a leak closed the network.

石油巨头英国石油公司股价下跌1.9%，至483.15便士，该公司掌握大多数股权的阿拉斯加输油管道出现泄漏，导致产量减少。

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BP Plc, the U. k. oil company that's the largest shareholder in the Trans-Alaska Pipeline System, fell 1.9 percent to 483.15 pence after a leak closed the network.

石油巨头英国石油公司股价下跌1.9%，至483.15便士，该公司掌握大多数股权的阿拉斯加输油管道出现泄漏，导致产量减少。

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This paper introduces the method of malfunction diagnosis on PLC network, and gives the example of running control system on maglev train.

文章介绍了PLC网络故障诊断的方法，并给出了磁悬浮列车运行控制系统PLC网络故障诊断的实例。

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