这也许是最重要的一点要对开源软件：它降低了对进入软件市场进入壁垒。

This is perhaps the most important point to make about open-source software: it lowers the barriers to entry into the software market.

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出版发行市场进入壁垒主要反映出版产业内现有出版发行企业与进入企业间的垄断与竞争关系。

The enter bulwark of the publishing and distribution market mainly reflects the monopoly and competition relations between the reigning publishing enterprises and the potential publishing enterprises.

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同时，采取定性分析和定量分析相结合的方法来研究市场进入壁垒中外资政策对吸引外资的影响。

Meanwhile, we discuss the foreign capital attraction under the influence of policy on foreign capital attraction that is one of the market entry barriers through qualitative and quantitative analysis.

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