交通问题不单纯是一个技术问题，它关系到经济、社会、环境、科学技术等众多方面，牵涉到诸多利益的协调。
Traffic issue is not only a technical issue, but also related to economy, society, environment science and technology.
在弦乐四重奏的演奏中，音准是一个较为复杂的问题，涉及乐曲调性、旋律、和声等多方面的因素。
In string quartet playing, intonation is a complicated issue that concerns tonality, melody, harmony, etc.
将XML技术应用到电子病历，需要有一个以XML为基础的电子病历应用体系作为指导，来解决应当涉及什么方面，如何设计应用，需要哪些工具支持等问题。
Furthermore, the application of XML technology in EPR needs an architecture which guides the solution to some problems, such as XML design and application, toolkit support and so on.
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