第3题: [简答题]Cell phones are very popular now; even the primary school students hold one everyday. What do you think of its advantages and disadvantages Write an essay of about 120 words to state your opinions. 参考答案: 答案解析:Nowadays, with the rapid development of society and technology, cell phones are playing an increasin
第5题: [单项选择]TCH频率复用系数的指标算法() A. TCH频率复用系数=TCH频点使用数/区域内平均每基站TCH载频数 B. TCH频率复用系数=TCH频点规划数/区域内平均每基站TCH载频数 C. TCH频率复用系数=TCH频点规划数/区域内平均每小区TCH载频数 D. TCH频率复用系数=TCH频点使用数/区域内平均每小区TCH载频数 参考答案:D