Zero current transition (ZCT) topology of the single switch three phase boost power factor correction (PFC) rectifier is proposed.

提出了一种零电流开关结构的单开关管的三相升压功率因数校正整流器。

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Finally, we draw an important conclusion that the routability of a single switch block can not completely represent the quality of switch block topology.

还得出一个重要结论：单一开关块的布线能力并不能完全说明开关块拓扑的好坏。

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Abstract: The electrical engineering and automation are reaching all walks of life to a single switch design, large space flight research, has its shadow.

摘要：电气工程及其自动化的触角伸向各行各业，小到一个开关的设计，大到宇航飞机的研究，都有它的身影。

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Rapid7, one of the two firms that confirmed the breach, has suggested in a statement to press that users should indeed change their passwords, but that a single switch may not keep them safe.

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But the fact is, we don't know what they're getting at, and while we don't appreciate this kind of vagueness, it's not too late for them to make the 360 a single switch-tripping light-up cable kind of system, otherwise totally wireless.

ENGADGET: Exactly how wireless is the Xbox 2/360 going to get?

Each customer site links its own internal network to the Telseon system through a single dedicated switch, a far simpler route than the clumsy path of the old telephone system.

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