公共政策决定和企业策划相结合，而这导致了无数便捷高效的城市有轨电车和城市内部的铁路系统被拆除。
A combination of public policy decisions and corporate scheming saw to it that countless convenient and efficient urban streetcar and intra-city rail systems were dismantled.
其优异的保温绝热性能、出色的安全防火性能、长久稳定的使用寿命，便捷高效的安装优势，深受客户欢迎。
Its excellent insulation adiabatic performance, excellent security fire performance, long-time stable using life, efficient and installation advantage, are greatly welcomed by customers.
与其他方法比较，该方法具有回收率较高，便捷、高效的特点。
The method has high recovery, and is simple and efficient, compared with other methods.
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