问题
判断题
按GSM900的规范,GSM系统的载频数为125个,但实际只用124个。
答案
参考答案:对
按GSM900的规范,GSM系统的载频数为125个,但实际只用124个。
参考答案:对
Steve Jobs was one of the fathers of the personal computing time and the founder of Apple. He was also one of the giants of the information age. Here are some of his greatest contributions.
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