面向对象技术在软件工程中的推广使用，使得传统的测试技术和方法受到了极大的冲击。
With the application and popularity of the Object-oriented technology in software engineering, the traditional software testing theoretics and technology is challenged fatally.
入世后可能出现的国外廉价农产品的涌入，进而引起的国内市场价格下跌可能会对我国农业造成极大的冲击，农民收入提高和贫困问题可能会受到不利的影响。
It is hypothesized that with the import of foreign agricultural products at lower prices after Chinese accession to WTO, negative impacts will be imposed on farmers' income and poverty reduction.
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