The traditional non-tariff barriers such as quota and quantitative limitation gradually withdrew from economy stage.

配额﹑数量限制等传统非关税壁垒逐渐退出历史舞台。

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Before our country entered the WTO, tariff and quantitative limitation were the main barriers that gave a negative influence to our country's export of produce.

我国在加入世界贸易组织之前，关税、数量限制等是影响我国农产品出口的主要壁垒。

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Owning to the limitation of the scope, the data and the studying ability, qualitative analysis is the main method. Whenever necessary, quantitative analysis is utilized.

由于受到篇幅、数据资料和研究能力的限制，基本上是以定性分析为主，间或结合定量分析。

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