Ultra Wide Bandwidth (UWB) technology is a two-edged sword, some advantages, such as non-carrier, small scale, low cost and low power consumption, are attracted to experts.
技术是一把双刃剑，一方面它以无载波、小型化、低成本和耗电量小等特点倍受专家学者的青睐；
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Singapore Airlines plans to implement a 10% pay cut for its non-management staff for three months commencing 01-aug-09, after the carrier reported a net loss for 1q2009.