This paper introduced the research, trial production, testing and application of jumper device of prefabricating aluminum pipe for multi-circuit strain tower in EHV transmission line.

介绍了超高压输电线路多回路耐张塔用预制式铝管跳线装置的研究、试制、试验及应用。

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That both improves power production and minimises the strain on the blades and the tower.

这样一来既提高了发电量也把桨叶与塔身的受力降到了最低。

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Under the condition of oxygen, some strain of microorganism is inoculated in a up-flow packed tower reactor in which the sulfide is converted into sulfur or sulfate.

利用接种了一株排硫杆菌的升流式填料塔反应器，在有氧的条件下，将水中的硫化物快速氧化为单质硫和硫酸根。

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This enormous strain is one reason why a 10-storey tower with three men in the base was only managed for the first time in 1998.

BBC: Human pyramids in Catalonia

Air-traffic controllers say furloughs will strain an already understaffed workforce, which also will have to fill gaps left by tower closures at small airports.

WSJ: Airlines Dispute Planned Air-Controller Cuts