从经营效益是科技期刊存在和发展的前提,国家相关政策为科技期刊开展多种经营提供了理论依据,网络对传统媒体的冲击等3方面分析了科技期刊开展多种经营的必要性。以《环境卫生工程》期刊为例,从联合办刊、广告经营、扩大发行、出版增刊等方面提出了科技期刊实现多种经营的建议方案。%The necessity of diversified operation of sci-tech journals was analyzed from the aspects of operational benefit, the premise of the journals’ existence and development,national policies,the theoretical basis for the journals’ diversified operation,and the impact of internet on traditional media. Taking Environmental Sanitation Engineering as an example,a scheme of realizing diversification of sci-tech journals were proposed , including joint operation , advertisement , expansion of distribution and supplement issues.
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