This paper analyzed the present condition of the management and operation system in the scenic areas, pointed out the problems existing in it.
本文分析了目前我国风景名胜区经营管理体制的现状，指出了目前我国风景名胜区经营管理体制所存在的问题。
The article introduces synthetically technological properties, cutting quality and equipment, the present problems and the applied condition for low-current air plasma cutting.
本文就小电流空气等离子弧切割工艺的特性、切割质量、切割设备、存在问题和应用情况作了综合介绍。
The present applied condition and problems of solid model technique in the field of bridge design was analyzed.
在分析实体模型技术在桥梁设计领域的应用现状和存在问题的基础上。
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