The software update would only make iPhone 4's signal meter more accurate, and not fix the problem.
软件更新只能让iPhone4的信号计量更准确，而无法修复硬件的毛病。
Then the output S/N is calibrated DA with the dynamic signal analizer and power meter.
并用动态信号分析仪和功率计校准输出信噪比。
This paper put forward a design based on GPRS intellectual meter, and expatiate the meter 's realization theory in details.
本文提出一种基于GPRS的智能电表的设计，并详细阐述该智能电表实现原理。
He has won 20 U. S. championships and holds three world records: 200-meter butterfly, 200-meter individual medley, and 400-meter individual medley.
他获得过20项美国游泳冠军，是200米蝶泳、200米个人混合泳和400米个人混合泳三项世界纪录的保持者。
He 's doing well in the 200-meter dash.
他在200米赛跑中成绩不错。
He 's doing well in the 200-meter dash.
他在200米赛跑中成绩不错。
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