The effects of NiW contents on the crystallographic phase, microstructure, electromechanical properties and temperature stability of PMS-PNW-PZT materials were studied.

PZT体系的相组成、微观结构、机电性能、温度稳定性的影响。

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Earlier, former Northern Ireland Water (NIW) acting chief executive Christopher Mellor, who was sacked in March, had described the water crisis as a "disaster waiting to happen".

BBC: Water for most Northern Ireland homes 'by next week'

We've known that game company and Steam operator Valve Software was going to offer prototypes of its hardware to Steam users for some time, but company head Gabe Newell niw says that those prototypes will start arriving in the next three to four months time.

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