In general, the concept of comparative risk assessment needs some major revision.
总的来讲，比较性风险评估的概念需要某些重大修改。
Listening ability for Chinese middle school students is comparative weak and yet needs improvement.
我国中学生英语听力水平较差，需要从根本上加以提高。
Various localities will be guided to develop regional and comparative advantages and readjust their product mix and quality structure of crops in line with market needs.
引导各地发挥区域比较优势，按照市场需求，调整种植业品种结构和品质结构。
The study of Opinion QA system needs not only the traditional QA system's technology, but also the technology of Opinion Mining and comparative relation mining, and so on.
情感问答方法的研究不仅需要传统问答系统的技术，还将涉及到意见挖掘、比较关系分析等技术。
It is generally agreed that Chinese letters and characters correspond to each other. Having brought great perplexity to the comparative philology, this idea needs clearing up.
“拼音文字系统中的字母与汉字系统中的字相对应”的观点，给比较文字学造成巨大困惑，需要澄清。
Third, one nation can sell some items at a lower cost than other countries and will also buy what it needs from those countries that have comparative advantage in the desired items.
第三，一个国家能够比别的国家以较低成本销售某些产品，而且还从对有关产品具有比较优势的国家购买所需产品。
Data can be collected by observation, but this needs to be a comparative exercise to resolve any idiosyncrasies in the context of performance.
可以通过观察收集数据，但是它需要经过相当的练习来了解他们与绩效的相关性。
In introducing such cultural knowledge a comparative approach needs to be employed.
介绍相关的中国文化知识，要适当地采取比较的教学方法。
It should also buy and import what it needs from those countries that have a comparative advantage in the desired items.
也应该从那些在你欲购买产品上有相对优势的国家进口产品。
It should also buy and import what it needs from those countries that have a comparative advantage in the desired items.
也应该从那些在你欲购买产品上有相对优势的国家进口产品。
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