本文特选择《西部商报》为个案，通过对其广告市场及其培育的现状、问题与对策的研究，试图为西北欠发达地区都市类报纸广告市场培育与开拓提供一定启示。
In this paper, the "Western Business Daily" is chosen as a case to study the advertising market through its status, problems and countermeasures, in an attempt toe.
本文在分析中国城市湿地存在的问题基础上，提出中国城市湿地保护对策，并就当前中国城市湿地研究与保护问题进行探讨。
In this paper, the strategies for urban wetland protection in China were put forward, and some basic issues about the study and protection of China's urban wetland were discussed.
介绍了铁水预处理PLC升级的研究与应用，就发生的问题提出了对策。
This paper introduces the research and application of hot metal desulphurization PLC upgrade, and provides the solution to the problem.
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