The study on the relationship between urban spatial structure and traffic needs has great significance for readjusting urban spatial structure and solving traffic problems.
城市空间结构与交通需求的关系研究对于合理调整城市空间和解决城市交通问题具有重要的意义。
Along with a great deal of creation of the data, confliction problems between structure and the Semantic righteousness of data become increasingly serious.
随着数据的大量产生，数据之间的结构和语义冲突问题变得日益严重。
There are new trends in the grid and load structure of modern power system, leading to various power quality problems which have aroused great attention of power departments and users.
现代电力系统的电网结构和负荷构成出现了新的变化趋势，随之带来的电能质量问题逐渐引起电力部门和用户的高度重视。
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