查询词典 degradable

MATERIALS: Paclitaxel degradable material (PLLA:PGA=9:1) were offered by Changchun Applied Chemistry Institute of Chinese Academy of Science. Human umbilical arterial smooth muscle cells were purchased from Baster, Wuhan, China.

材料：紫杉醇可降解材料（左旋丙素酯与聚乙交酯的比例为9：1）由中国科学院长春应用化学研究所提供。

The inactivation of chironomid larvae in water supply systems was experimented with environment degradable vitamin K3,its main component 2-methyl-1,4-naphthoquinone,and their congener menadione triamintriazine bisulphite.

采用易被环境分解的维生素K3、其基本成分β-甲基萘醌和同系物三氨基三嗪甲萘醌亚硫酸盐，对在给水系统中出现的4龄摇蚊幼虫进行了杀生实验。

All series of products using the comfortable close-fitting elastic fabrics that it can be degradable in materials and will not cause environmental damage.

每个销售环节都经过严格把关，最大程度的给客户和批发商提供高质量的服务效率和最优惠的价格。

Green could connote the use of less material and recyclable and degradable materials.

绿色的内涵可以较少的材料和可再生和可降解材料的使用。

The specific properties of materials, such as the palate adhesion, dynamic cruor, anti-bacterial and the degradability of lysozyme, were studied, which provide valuable data for further application. The main creative ideas are listed as follows:(1) The water-retention chitosan/poly vinyl alcohol blend fiber was obtained by coagulating in 10％ NaOH/ethanol solution, and the blend and crosslink due to GA can enhance the mechanical properties of fiber;(2) The controlled degradable chitosan/gelatin blend fiber was obtained by solution filature, and the mechanical properties were improved;(3) The N-acylchitosan with the different degree of substitution were successfully prepared, and the relationship between structure and properties was estabilished;(4) By a new solvent system of 6％ NaOH/4％ urea for cellulose, the blood anti-coagulant function films were prepared by blending cellulose with chitin;(5) In the same solvent system above mentioned, the anti-bacterial blend films based on cellulose and carboxymethyl-chitosan were prepared, and the relationship of DS and the anti-bacterial property was concluded;(6) The controlled degradable chitosan films was obtained by the chemical crosslink.

本论文的主要创新点：（1）以NaOH水溶液／无水乙醇为凝固液，采用溶液纺丝法制备出保水性壳聚糖／聚乙烯醇纤维，共混和戊二醛交联极大提高了壳聚糖纤维力学性能；（2）用壳聚糖和明胶共混，以溶液纺丝法制备出可控降解的壳聚糖／明胶纤维，并大幅度提高了壳聚糖共混纤维的干、湿态抗张强度；（3）确立了不同取代度N-酰基壳聚糖的合成方法及其膜的结构与性能的关系；（4）利用纤维素新溶剂6％NaOH／4％尿素制备出抗凝血性纤维素／甲壳素共混膜；（5）利用上述纤维素新溶剂制备出抗菌性纤维素／羧甲基壳聚糖共混膜，揭示了羧甲基壳聚糖取代度与抗菌性能的关系；（6）制备出可控降解壳聚糖交联膜。

The degradable starch treated by α-amylase was grafted onto methyl acrylate to produce graft copolymer initiated by ammonium cerous nitrate, the degradable film was produced by molten mixing the above copolymer and linear low density polyethylene, the properties of the degradable film were characterized by means of mechanical property testing, SEM, TG analysis and degradation experiment.

将α-淀粉酶降解淀粉在引发剂硝酸铈铵的作用下与丙烯酸甲酯接枝生成共聚物，用该共聚物与线型低密度聚乙烯熔融混炼制成可降解薄膜，通过力学性能测试、扫描电镜、热失重分析和降解性能实验等对其进行表征。

A general review on the research at home and abroad of photo-and microbic degradable film in recent decade, a prelimenary economic analysis in using degradable fihn and suggestions on future development are given in this paper.

本文对近十年来国内外关于光降解和微生物降解地膜的研究工作进行了综述，对应用可降解地膜的经济性进行了初步分析，同时对今后的研究工作提出了建议。

Degradable bone internal fixation materials are characterized by biological degradable absorption and attenuating property of mechanical property, which meets the requirement of fracture biological fixation theoretically and has been a hot point of internal fixation research.

可降解吸收性骨内固定材料具有生物可降解吸收性和力学性能的衰减性，在理论上最符合骨折生物学固定的要求，现已成为骨内固定材料研究的热点。

The study was conducted in the field to have a survey of the degradation of films and examine the effect of degradable films on crop by comparing it with the uncovered plots and polyethylene films. And the laboratory experiment on the effect of different soil moistures (air-dried, 0.10 g/g, 0.15 g/g, 0.20 g/g, 0.25 g/g, 0.30 g/g) and temperatures (5℃、 15℃、 25℃、 35℃、 45℃) on degradable ratio and content of films was studied. The conclusions were as follows:(1)The film can be degradable at every treatment but its degradation was best when the temperature and water content in soil was 35℃ and

本试验统计观察了降解膜的田间降解状况，比较了它与裸地、普通膜对作物的覆盖效果，在室内研究了在不同土壤水分(风干土、0.10g/g、0.15g/g、0.20g/g、0.25g/g、0.30g/g)和温度(5℃、15℃、25℃、35℃、45℃)下，膜降解率、土壤微生物量碳等的变化情况，获得的主要结论如下：(1)地膜在各处理下都发生降解，但温度为35℃和水分为0.25g/g时地膜降解最快，程度最深。

A series of degradable aliphatic polyurethane copolymer based on L-lactide, polybutadiene and hexamethylene diisocyanate were designed and synthesized to meet the need of binder for antifouling paint for highly flexible degradable resin.

为开发新型环保长效防污涂料，获得降解速率可控的，可稳定释放环保型防污剂，并具有良好柔韧性的树脂基料，本文通过分子设计，合成一系列组成不同的可降解聚氨酯树脂。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。