The paper suggests a good solution for solving the problem of wrong alarm by DX3 type crossing signal equipment on ZPW-2000A jointless track circuit.

文章对叠加在ZPW - 2000a型无绝缘轨道电路上的DX3型道口信号设备错误报警问题，提出了合理的解决方案。

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Of special interest is the prediction of extreme events, of the recurrence of states of a certain type and of the crossing of thresholds.

特别有趣的是对极端事件的预测，它们位于某些类型的状态多次出现的时刻，以及临界状态。

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Space tube truss structure is a current structure type at present, its nodes are crossing connected by several steel tubes in different directions.

空间管桁结构是目前流行的结构形式，其节点由多根不同方向的钢管相贯连接。

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Either type of race takes competitors through terrain so challenging, simply crossing the finishing line is considered a victory.

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The crossing is described as an "automatic half-barrier" type and the lowering of the barriers is preceded by flashing signals.

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With all three vehicles, Arianespace, the company that runs Kourou, will now be able to offer satellite operators a ride for any type of spacecraft to all kinds of orbit - from the low, pole-crossing orbits used by Earth observation missions, to the high, geostationary locations favoured by big telecommunications platforms.

BBC: Vega rocket set for maiden voyage