他们的回答如出一辙，解释道他们正在添加新的功能，改进质量，严格执行产品线路图如此如此。
Their answer was also pretty standard: they explained that they were adding new features, improving quality, and generally executing against the product roadmap.
质量差的电话线还会进一步降低传输速度，有些较陈旧的线路根本不能处理56k。
Poor telephone line quality can hamper transmission speed even further, and some older lines cannot handle 56K at all.
利用轨道检查车检查轨道病害，指导线路维修作业，评价轨道动态质量，是实现轨道科学管理的重要方法。
It is an important method for scientific management of tracks to inspect track defects, direct track maintenance operation, and measure dynamic quality of tracks by maintenance car.
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