-67dBm要比-90dBm信号要强20多个dB,那么它在打电话接通成功率和通话过程中的话音质量都会好的多(当然也包括EDGE/GPRS上网速度)。 Arbitrary Strength Unit (ASU) is anintegervalue proportional to the received signal strength measured by the mobile phone. It is possible to calculate the real signal streng...