很多铁路企业占据着垄断市场：乘火车进出一些大的城市方便快捷；而且公路上的拥堵也让人别无选择。
Many rail firms enjoy a virtually captive market: trains are very good at moving commuters into and out of large cities; congestion on the roads means that many people have no real alternative.
中间件技术在医院成本核算中的应用，不仅调用查询、统计分析方便快捷，而且大大提高了数据汇总的稳定性和一致性。
In hospital cost accounting, middleware technology will facilitate not only the speed on data calls, query, statistics and analysis, but also the stability and consistency on data collection.
不但提高了系统的可靠性，而且实现了方便快捷地存储查询信息、异地远程监控功能。
It not only enhances the system reliability, but also realizes conveniently quickly to save the inquiry information, and the different long-distance monitoring function.
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