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Lisrel 8.8 trial + 补丁

文件格式:Word 可复制性:可复制 TAG标签: LISREL 结构方程 点击次数: 更新时间:2010-05-19 16:26
介绍

SEM Third Method

The last SEM method is SEO- Search Engine Optimization. This is a non- paid model which its search results are organic, natural, and based on the relevancy of the site. The main strategy is creating a site that contains relevant contents, links and seniority. All these criterions are matched the search engines parameters. This SEM method is the most efficient but takes longer than the others. The main advantage is the long range investment. This SEM model may be combined with the two other paid websites, but after obtaining a well rank, the organic search results will come easily and with no fee. Usually, a professional work of this SEM model, is required an SEO company, although today there are many sites on the net which supply an information and instructions.

As you saw above, SEM contains varied methods which, in the end, designed building traffic to the site. When you decide to use one of the models to your own business, first try to define the thing you wish to achieve, the main goal of the web site, the range of obtaining, the influence of the advantage and disadvantage of each model, and then choose the right SEM method for you.

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