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biological magnification

  • The method for immobilizing the oil degradation bacteria with the reed straw as the carrier is applied for the biological purification of oil polluted large-area wetland water body.

    芦苇秸秆载体石油降解固定化方法应用于受石油污染大面积湿地水体的生物净化

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  • The biological purification tank combined of artificial wetland technique and the bio-contact oxidation method was applied for malodorous river water in central urban region of Shanghai City.

    人工湿地技术生物接触氧化法相组合生物净化应用于上海市中心城区黑臭河水净化。

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  • In this paper, the methods of pectin extraction and purification from plant tissues, including chemical and biological methods, are introduced.

    本文综述了植物提取果胶各种方法包括化学提取生物提取法。

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  • The purification of Styrene waste gas using biological method and its currently applicable studies both at home and abroad were introduced in this paper.

    介绍了生物净化苯乙烯废气原理国内外近年来的应用研究情况。

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  • Objective: To find out a method of extraction and purification of bone morphogenetic protein (BMP) from osteosarcoma cell conditioned medium, and evaluate the biological activity of BMP.

    目的探索骨肉瘤细胞条件培养基中提取形态蛋白(BMP)方法测定生物学活性

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  • Objective: To find out a method of extraction and purification of bone morphogenetic protein (BMP) from osteosarcoma cell conditioned medium, and evaluate the biological activity of BMP.

    目的探索骨肉瘤细胞条件培养基中提取形态蛋白BMP方法测定生物学活性

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  • Affinity membrane separation, a new technology, has advantages of both membrane separation and affinity chromatography, and is good for the separation and purification of biological products.

    亲和分离技术一项新兴技术,兼有膜分离亲和色谱优点,可以有效地进行生物产品的分离和纯化

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  • The methods employed fOR enzyme isolation from cell extracts OR from biological fluids are essentially those fOR the purification of proteins.

    细胞萃取液生物液体中分离方法,基本上就是纯化蛋白质方法。

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  • Objective To learn effect of purification of wastewater by biological filtration and ozone disinfection.

    目的了解生物滤池结合臭氧消毒技术生活污水净化效果

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  • Fucoidan is a sulfated polysaccharide from brown seaweed, which has a variety of biological activities. the studies on the extraction, purification and fraction of fucoidan are summarized.

    藻糖胶存在中的硫酸多糖具有多种生物活性。本文综述了褐藻糖胶提取纯化分级等方面研究工作。

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  • In this paper, extraction, separation, purification and biological activity of Lotus bee pollen polysaccharide are researched, the results are as follows: 1.

    本文莲花花粉多糖提取分离初步纯化生物活性进行了研究,结果如下:1。

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  • The optional high cell-density fermentation conditions, purification methods and biological activity of the recombinant enterokinase in E.

    重组激酶大肠杆菌中的高密度发酵表达条件纯化方法及其生物活性测定进行了研究。

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  • In this thesis, the biological characteristic of Dunaliella salina, which included the axenic purification, physiology characteristics and genetics characteristics, was studied systematically.

    本文系统研究杜氏盐藻生物学特性主要内容包括杜氏盐藻无菌纯化杜氏盐藻生理学特性、杜氏盐藻遗传学特性等三部分。

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  • Conclusion the air purification device can effectively eliminate the typical chemical and biological pollutants in tunnels, and the field-test showed that the air quality is guaranteed.

    结论研制空气净化装置坑道典型化学污染物大肠杆菌代表的微生物进行有效去除或杀灭,现场试用结果表明可有效保证坑道空气质量

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  • The utility model discloses a biological membrane band frame device for the sewage purification treatment, which consists of a biological membrane band and a frame.

    实用新型公开了一种污水净化处理生物框架装置生物膜带和 框架组成。

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  • The use of biological control technology for water purification is emerging in the world, and this technique is a breakthrough.

    利用生物调控技术水体进行净化正在当今世界兴起一种突破性水体修复技术

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  • The purification effect of biological aerated filter stuffed with zeolite, haydite and volcanic rock for river water was studied.

    沸石、火山岩曝气生物滤池研究对象,研究了其对实际河水净化效果

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  • The gene structure, biochemical characteristics, biological functions in solubilizing fibrin, enzyme activity assay, isolation and purification of nattokinase are reviewed in this paper.

    本文纳豆激酶基因结构生化特性生物学功能活性测定分离纯化等方面进行了综述

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  • In this paper, the preparation of purple sweet potato anthocyanins purification process and its biological activity was studied.

    本文甘薯花青素制备纯化工艺及其生物活性进行了研究。

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  • The physiological functions and physical and chemical properties, separation purification and biological function of momorcharin were introduced in the paper.

    该文概述苦瓜素的分离纯化理化性质生理功能作用机理。

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  • Objective :To find out a method of extraction and purification of bone morphogenetic protein (BMP) from the conditioned medium of human osteosarcoma cell, and evaluate its biological activity.

    目的探索人骨肉瘤细胞条件培养基中提取形态蛋白BMP方法测定生物学活性。

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  • The affinity medium thus prepared has high bonded cellulose capacity and may be widely used in large-scale separation and purification of biological product and body's immunity treatment.

    按这种方法制备亲和介质提高纤维素的键合容量生物产品大规模分离纯化人体免疫治疗等方面广阔的应用前景。

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  • The affinity medium thus prepared has high bonded cellulose capacity and may be widely used in large-scale separation and purification of biological product and body's immunity treatment.

    按这种方法制备亲和介质提高纤维素的键合容量生物产品大规模分离纯化人体免疫治疗等方面广阔的应用前景。

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