Current GISs lack efficient management and analysis functions for coastline dynamic changes for coastline is a special line object.
现有地理信息系统对于海岸线这一独特线对象的动态变化缺乏有效的管理和分析手段。
While many Chinese companies are agile and have lofty ambitions, some of them lack the efficient management systems and processes needed to implement their goals.
尽管许多中国企业相当敏捷，并具有远大的雄心，但其中一些企业缺乏实现目标所需的高效管理制度和程序。
The reason is the lack of a perfect system of laws, an efficient mechanism of the estimate of research item, the normal management of technical market and the lack of the restriction of morals.
产生该问题的原因是法律法规不完善、科研项目评估制度不健全、技术市场管理不规范以及缺乏信用道德规范。
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