The E-TDMA-based GMH2000 fixed radio system developed by Hughes Network Systems (HNS) provides an effective local radio loop solution for the public telephone service.

休斯网络系统公司(HNS)的GMH2000固定无线系统是一个基于E - TDMA的系统，它为公用电话业务提供了最有效的无线本地环路的解决方案。

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The optimial fare structure for public transport networks with elastic demand is discussed with the assumption of fixed transit service frequency.

对具有弹性需求的城市公交网络系统票价的合理设定问题进行了研究分析。

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In contrast, government loans offer fixed interest rates and flexible options, such as income-based repayment and deferral for hardship or public service.

WSJ: To Pay Off Loans, Grads Put Off Marriage, Children