首先从行政收费的基本概念出发，在分析其基本概念的基础上对行政收费与税收的区别作了阐述。
First embarks from the administrative charge's basic concept, analyzed its basic concept then has made the elaboration of difference between the administrative charge and the tax.
本文简要介绍这一新兴学科的基本概念和技术流程，着重阐述其在眼科学的研究进展。
This review provides the basic concepts and the related technique, with the focus on its application of proteomics in ophthalmology.
浅谈对平板载荷试验基本概念及原理的认识，阐述其在实际运作中存在的局限性，结合部分工程实例提出几点看法和建议。
This article explains the basic conception and fundamental of flat plate load experiment and its limitation in practical work. The author is given suggestion through some. Engineering examples.
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