The paper makes a comparative study on old and new comparative economics.
本文主要对新旧比较经济学进行了比较研究。
This paper aims at a comparative study on politeness in English and Korean in cross-cultural communication.
本文以跨文化礼貌交际为出发点,旨在对跨文化交际中的英韩礼貌用语比较研究。
A comparative study on the adsorption passage, mixing passage and modified passage method were carried out.
比较了吸附一、混合一、改进混合三种方法分离培养口疮病毒的效果。
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