Because of the disadvantages of the hydrogen detection methods at present, the hydrogen micro-sensor detection system was designed based on a new type of piezoelectric-sound-resonance cavity (PSRC).

针对目前氢气检测的各种弊端，设计了一种基于微压电声学谐振腔的氢气浓度检测系统。

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Eventually Palm was forced to spin off its software business into a company called PalmSource (nasdaq: PSRC - news - people ).

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"It has been moved forward to September, mainly for preparation of documents, " a spokesman for Tanzania's Parastatal Sector Reform Commission (PSRC) told BBC News Online.

BBC: Air Tanzania sell-off delayed