The fault phase selector discussed is based on the result that the fault component of sound phases is zero when a single-phase-to-ground fault occurs.

文中所探讨的相电流突变量选相元件，是利用单相接地故障时，两健全相相间电流突变量为零这一特征来得到的。

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Alarm function: sound alarm and stop machine. Alarm content: lacking phase, under-voltage, overvoltage, high temperature and urgent stopping.

报警功能：声响报警并停机；报警内容：缺相，欠压，过压，高温，紧急停机。

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"I think history will show that the planning for what happened after the initial, successful war-fighting phase was poor, probably based more on optimism than sound planning, " he said.

他指出： “我认为历史将证明在对伊战争取得胜利之后的工作计划制定的非常糟糕。 或许该计划制定的过于乐观但不尽合理。

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Our mastering quality sound (MQS) is considered as the last phase of sound produced in mastering studios and uses ultra-high resolution sound quality (24 bit, 192 kHz).

ENGADGET: iRiver's AK100 lossless-friendly music player heading to the States December 4th

As for audio, the app includes a pair of sound tests to make sure speakers are in phase and pump out the right output.

ENGADGET

"Together, we proved that a human in freefall can break the speed of sound returning from near space, going through a transonic phase and landing safely on the ground, " said Dr Jonathan Clark, a former space shuttle flight surgeon and the Red Bull Stratos medical director.

BBC: Skydiver Felix Baumgartner fell faster than first thought