It must be doubted that ventilation has any significant effect on the preservation of objects which themselves are the pollution source, such as stacks of acid paper, or decaying acetate film sheets. 如果文物本身就是污染物来源,例如酸性纸张、或者已经老化的醋酸纤维胶片,我们怀疑通风也不可能起到的很大作用。
Prednisone Acetate Film to Improve the Content Uniformity Measurement Methods 改进醋酸泼尼松片含量均匀度测定的方法
Certain plastic materials, such as cellulose acetate, which is used for photographic film, are called thermoplastic materials. 有些塑胶材料,像照相胶卷上用做醋酸纤维素,叫做热塑料材料。
Cellulose acetate film electrophoresis 乙酸纤维素薄膜电泳
A layer of zinc acetate was sprayed on the surface of glass, and then a zinc oxide film as a semiconductor was formed by pyrolysis. 扩展一种和玻璃基体结合力高的化学镀铜技术,它在玻璃表面上喷雾覆盖一层醋酸锌,然后热解形成半导体氧化锌薄膜。
Diagnosis of the earlier stage gestation of milk cows by serum electrophoretic method on cellulose acetate film 醋酸纤维薄膜血清电泳法诊断奶牛早期妊娠
Chemical mechanism of titanium butoxide-barium acetate solution system for preparation of thin BaTiO_3 film 钛酸丁酯乙酸钡溶胶系统中的化学机制
An investigation of the mechanism of film stripping, the selection of a proper film-stripping agent as well as the determination of the temperature of spraying solution are reported for the vacuum sealed molding process with sprayed cellulose acetate film. 本文对喷涂醋酸纤维素薄膜的真空密封造型,进行了包括探讨脱膜机理、选择适用的脱膜剂、确定膜液温度等方面的实用性研究,得出了最佳的涂膜厚度。
The purity of two acidic polysaccharides ( SA, SB) from ginseng pectin was established by cellulose acetate film electrophoresis and glass-fiber paper electrophoresis. 人参果胶经分离、纯化获两种(SA、SB)酸性杂多糖。经醋酸纤维薄膜电泳、玻璃纤维纸电泳分别呈章一色斑。
The Analysis of 160 Healthy Human Body Serum Proteins by Acetate& Cellulose Film Electrophoresis 160例健康人醋酸纤维素薄膜血清蛋白电泳分析
The 140 μ m cellulose acetate film has finally been selected as the solid state track detector used in nuclear lifetime measurement by the blocking effect. 最后选择了140μm厚的醋酸纤维素作为阻塞效应测核寿命实验中所用的固体径迹探测器。
PC-3 was proved homogeneous by chromatography on Sepharose CL-4B column and by cellulose acetate film electrophoresis, etc. 经SepharoseCL-4B柱层析,醋酸纤维素薄膜电泳、聚丙烯酰胺凝胶电泳鉴定,PC-3为均一级份。G。
A method differing from the original method of activated carbon separation was introduced. Acetate fibre film separation, similar to that of cGMP determination was used. 本法将原来的活性碳分离改为与cGMP测定方法相同的醋酸纤维膜分离。
The homogeneity of C_1 component, which is a carbohydrate-protein complex and is rich in glycine, aspartic acid, threonine, serine, and glutamic acid, was verified by polyacrylamide gel and cellulose acetate film electrophoresis, immuno-electrophoresis and ultracentrifugal analysis. C1酶用聚丙烯酰胺凝胶电泳、醋酸纤维素薄膜电泳、免疫电泳和超离心鉴定,已证明是匀一的组分,为糖蛋白,富含甘氨酸、天门冬氨酸、苏氨酸、丝氨酸和谷氨酸。
In order to improve the permeability of chitosan-chondroitin sulfate blend film, different dosage of acetate was added during the preparation of film, the results indicated that the permeability was improved when certain dosage of acetate was added. 为了提高壳聚糖-硫酸软骨素共混膜片的通透性,在膜片制备过程中加入不同剂量的醋酸盐作为扩孔剂,结果表明当加入一定量的醋酸盐为扩孔剂时,膜片的通透性提高。
Theirs homogeneity are proved by gel filtration on sepharose 4B and 2B column, ultracentri-fugal analysis, cellulose acetate film electrophoresis. 它们分别给Sepharose4B柱,2B柱层析,超离心分析,醋酸纤维薄膜电泳鉴定,表明B1和B2均为纯多糖。
To discuss the difference of performance and sizing effect of phosphate starch and acetate starch, the performance of size film and size of the two modified starches were tested, and difference in pure cotton sizing were analyzed too. 为探讨磷酸酯淀粉与醋酸酯淀粉性能及上浆效果的差异,对两种变性淀粉的浆膜、浆液性能进行了测试,分析了二者用于纯棉纱上浆效果的差异。
Hematoglobin protein and serum transferin loci polymorphisms of yellow cattle in Pingwu county were analyzed with cellulose acetate film electrophoresis and vertical polyacrylamide gel elec-trophoresis. 应用醋酸纤维薄膜和垂直板聚丙烯酰胺凝胶电泳技术对四川平武黄牛地方牛种的血红蛋白(Hb)和血清运铁蛋白(Tf)座位多态性进行了分析。
The results show that nickel acetate sealed film provides relatively higher corrosion resistance both in acidic and in basic solutions, while boiling water sealed film is better in neutral solution. 结果表明在酸性溶液和碱性溶液中醋酸镍封闭能提供更高的耐蚀性,而沸水封闭在中性溶液中较耐蚀。
ALP-2 was identified by cellulose acetate film electrophoresis and HPLC. The results showed that ALP-2 was identified as homogeneous polysaccharide. 经醋酸纤维薄膜电泳和HPLC对ALP-2进行纯度鉴定,结果表明ALP-2为均一多糖。
The tumor associated antigen ( TAA) in feces was assayed by enzymoimmuno-electrophoresis, using acetate film and anti-digestive tract tumor specific monoclonal antibody. 以消化道癌单克隆抗体,用酶免疫&醋酸纤维薄膜电泳法检测消化道癌、非消化道癌、肠炎、正常人粪便中癌相关抗原。
Blood samples from 12 buffalo native groups in China were used to measure hemoglobin polymorphism by acetate film electrophoreses. 采用醋酸纤维薄膜电泳法首次系统分析了中国12个水牛地方类群1071头水牛的血红蛋白多态性。
Serum proteins of 139 water-buffaloes in West Sichuan were classified by the cellulose acetate film eleetrophoresis. 作者用醋酸纤维素薄膜电泳法,对川西地区139头水牛血清作了蛋白质分类测定。
The polyvinyl acetate emulsion has been widely used in the coatings, adhesives and other aspects. But the insufficiency of its film in water resistance has limited its development. 聚醋酸乙烯酯乳液已在涂料、粘合剂等方面获得了广泛应用,但因其胶膜在耐水性方面的不足,限制了其使用领域的拓展。
Thermal and mechanical properties analysis show that starch acetate is good at becoming film and plasticity. 热性能及力学性能分析表明醋酸酯化淀粉具有较好的成膜性及可塑性。
In this paper, the cellulose acetate/ Prussian blue composite film biosensor for determination of hydrogen peroxide was described. 首先,本论文一个重要内容是醋酸纤维素/普鲁士蓝复合膜H2O2传感器的研制。