This paper introduces a single-bridge current source rectifier, which eliminates 5th and 7th harmonics adopting the technology of Selective Harmonic Elimination(SHE).

介绍了一种单桥电流源型整流器，运用特定谐波消除技术消除其5次和7次谐波。

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The bridge crosses the river in a single span.

河上的桥为单跨桥。

《牛津词典》

The gateway requires a single instance of a bridge object and a single instance of a WebSphere MQ queue manager proxy object.

网关需要一个网桥对象的实例，以及一个WebSphere mq队列管理器代理对象的实例。

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It is the largest single-span concrete arch bridge in the Western Hemisphere.

VOA: special.2010.10.27

The existing single-carriageway bridge has been criticised for not being able to cope with the volume of traffic crossing it and for limiting the size of boats that can enter the harbour underneath it.

BBC: Lowestoft, Suffolk

As we cross the snaking, single-track bridge there is a glimpse of Loch Shiel, and of the monument that marks the spot where Bonnie Prince Charlie first assembled his Jacobite army that nearly did so well for the Scots.

BBC: Full steam ahead

Much of the remaining two are spent resting, eating and watching television in one of the bridge's three single-sex lounges (a holdover from the early days).

FORBES: Magazine Article