根据现行的办法来检测专利趋势的变化，企业决策人员必须依靠比较两个专利的不同时段的分析图表进行专利分析。
Under existing approaches, to detect changes in patent trends, business managers must rely on patent analysts to compare two patent analysis charts of different time periods.
系统的建立可以提高管理决策人员把握和驾驭市场的能力、改善销售业绩、提高企业竞争力等。
Establishment of system can increase ability of management decision-makers grasping and controlling market, improve sales results, raise enterprise competitiveness etc.
而营销信息系统作为企业的子系统，它收集与市场、销售相关的数据，并向营销管理人员和决策人员提供信息，在整个企业中起着反馈市场信息和调控市场的作用。
As a subsystem of MIS, marketing information system collects related data from the market and offers them to marketing staff and decision making staff. It plays a very important role in marketing.
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