This paper briefly describes the medical CO2 laser's history, present and developing trends.
本文简述了医用CO_2激光器的历史、现状和发展趋势。
The purpose is to understand the present status and developing trends of the beauty industry in Huanggang.
目的是为了解黄冈市美容行业现状及发展趋势。
Summarize the status and developing trends of extract technology of vanillin at home and abroad at present.
综述了目前国内外香兰素萃取分离技术的现状及发展趋势。
According to the soil observation data, it analysed the present situation, developing trends and prevention way of soil salinization in the Honsibao Irrigation Area of Ningxia.
依据土壤详查资料，分析探讨了宁夏红寺堡灌区土壤盐化现状、发展趋势及防治途径。
The present status, classification, applications, and developing trends of carbon nanotube modified electrodes in the field of analytical chemistry were reviewed.
对碳纳米管修饰电极的研究现状，分类，应用，以及碳纳米管修饰电极的发展趋势作了比较全面的综述。
This paper introduces the features of the frequency control technique of AC motor, and expounds the present situation, developing trends and applicability of the converter technique.
介绍了交流电动机变频调速技术的特点，阐述了变频技术的现状和发展趋向及其应用领域。
Summarizes the historical and present status of the study of thermal comfort of occupants and indoor air quality, looks forward to developing trends in this research field.
综述人体热舒适和室内空气品质研究的历史和现状，展望该研究的发展趋势。
In this paper, the present situations and the developing trends of domestic and foreign bio-degradable plastics were briefly introduced.
本文简要介绍国内外生物降解塑料的现状与发展趋势。
The present situations of reclamation and modification of waste plastics are introduced. The viewpoints on major technology, products and their developing trends are put forward.
本文介绍了废旧塑料的利用及改性技术现状，并就重点技术与产品及发展趋势提出了自己的看法。
The present situation and developing trends of agricultural mulching films and functional greenhouse films in China are introduced.
对我国目前农膜的现状作了简要介绍，详细介绍了降解地膜、功能性棚膜的研究进展及我国农膜的发展趋势。
The present situation and developing trends of agricultural mulching films and functional greenhouse films in China are introduced.
对我国目前农膜的现状作了简要介绍，详细介绍了降解地膜、功能性棚膜的研究进展及我国农膜的发展趋势。
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