高表
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阐述了高表观密度和适中吸油率PVC树脂在化学建材业的使用效果。
The application status of PVC resin with high apparent density and moderate oil-absorption rate in chemical building materials industry was introduced .
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综述了高表观密度聚氯乙烯(PVC)建材专用树脂的主要聚合工艺,并给出了若干聚合配方实例。
In this paper , main polymerization technology of high bulk density PVC resin was reviewed , then some polymerization recipes were given .
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耐高温高表面积氧化铝的制备及性质Ⅱ.La的添加对硫酸铝铵法制高表面Al2O3的影响
Preparation Chemistry of Alumina with Large Surface Area and High Temperature Stability ⅱ . Effect of La on Al_2O_3 Prepared by Decomposition of Aluminium Ammonium Sulfate
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在合成高表观密度PVC树脂时,调节适当的搅拌强度、采用中途加料工艺、加入抗静电剂等措施,也可改善PVC树脂的颗粒特性,提高表观密度。
To prepare high bulk PVC , other methods such as adjusting agitation , adding suspending agents in the process of polymerization and adding anti-static agent were used .
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但由于CS高分子量、高表观粘度、结构复杂及细胞膜的选择透过性等因素,造成了其生物利用率较低。
But its bioavailability is relatively lower due to its high molecular weight , high apparent viscosity , complex structure and selective permeability of cell membrance .
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高表观密度PVC树脂是目前研制大口径管材专用树脂的主流方向,球形PVC树脂并未大规模生产;
PVC resin with high bulk density is the main direction for producing the special PVC for pipe with great diameter , spherical PVC hasn 't ever been produced wholesale .
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认为当吸收剂具有高表面积、高孔隙度、细密的粒径分布、中孔及具有片状或类似盘状的孔时,SO2的脱除效率明显提高。
The results show that desulphurization efficiency increased by using the sorbent with high surface areas , high porosity , small particle size and mesopore with pore shape of slit or platelike .
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方法:以高表达人CD59的中国仓鼠卵巢细胞(CHO)为靶细胞,采用竞争结合试验,对噬菌体随机12肽库进行5轮亲和筛选。
METHODS : Using CHO cells which high express human CD59 as target cells , the phage 12 peptide library was screened for 5 rounds by competitive binding test .
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结论获得了与高表达人CD59的CHO细胞结合的内化短肽序列,为进一步设计与肿瘤逃逸相关的CD59活性位点的短肽药物提供了参考依据。
Conclusion This study might provide the reference for the design of a drug similar to the short peptide of CD59 on tumor sneaking through by obtaining the sequence of the internation peptide .
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收集、剖析了国内外部分厂家的高表观密度、球形PVC树脂样品和标准,发现质量优良的大口径管材专用树脂颗粒一般呈规整的棉桃形,颗粒分布集中,细粒很少,颗粒内部闭孔少。
Some PVC samples and standards of domestic and international companies have been collected and analyzed , it was found that pipe grade PVC with excellent quality often show plump-like particle shape , narrow particle-size distribution , few fine particles and few closed sell inside particles .
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溶胶-凝胶法制备高表面积碳化钨
Preparation of Tungsten Carbide with High Surface Area by Sol-gel Method
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编制林分形高表估测林分蓄积量方法的研究
Study on Method of Establishing Stand Form-height Table for Volume Estimation
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高表面积活性碳的制备
The New Technique to Prepare High Surface Area Activated Carbon
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高表观密度硬脂酸稀土的合成工艺
Synthetic method of rare earth stearate having high apparent density
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碱液回流老化制备高表面积二氧化锆
Preparation of High Surface Area Zirconia by Reflux Digestion in Basic Solutions
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高表面积和大微孔孔容的活性炭具有更优异的吸附性能,但较多的微孔容易造成垫气量的增加。
Higher surface area and larger micropore volume were better to adsorption .
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高表观密度聚氯乙烯树脂的合成
Synthesis of High Bulk Density PVC Resin
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金属有机骨架化合物具有高表面积与多孔性特征,因而拥有良好的吸附性能。
Metal-organic frameworks have the characteristics of high surface area and porosity for excellent adsorbent .
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超高表面积活性炭
The ultra-high surface area activated carbon
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目的获得高表达人铜锌超氧化物歧化酶(hCu/Zn-SOD)的工程菌。
Objective To obtain the engineering E. coli for high expression of human copper , zinc-superoxide dismutase gene .
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对于高表像值的单词,正向和反向翻译在刺激解码阶段和反应输出阶段的差异可以相互抵消。
The results suggest that for high-imageable words the difference between two translations at both steps may counteract with each other .
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对高表像值的单词来说,正向翻译与反向翻译的加工速度没有差异;
For the high-imageable words , there was no difference between the latency of forward translation and that of backward translation .
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有序介孔材料由于其具有高表面积,大孔容,可以控制的介观结构和孔径尺寸,而受到广泛关注。
Ordered mesoporous materials have attracted much attention due to their high surface area , large pore volume , well-defined mesostructures and pore size .
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本文报道了用石油焦、核桃壳为原料,以氢氧化钾为活化剂制备高表积活性碳的新工艺。
In this paper , the new technique to prepare high surface area activated carbon from walnut parting using chemical activation with alkali hydroxides were introduced .
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已有研究表明,良好的糊料应该在低剪切速率下有着高表观粘度,在高剪切速率下有着低表观粘度。
Previous researches had shown that the excellent pastes should have low apparent viscosity at low shear rates and high apparent viscosity at high shear rates .
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为使用方便起见,以信息量最多的第一主分量,编制核桃楸立地类型上层林分高表,应用于林业生产实际。
For convenience , the principal components with most messages are used in making an upper stand height table of the manchurian walnut site types which will be applied to the forest production .
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到现在,有四类固体超强酸催化剂得到了应用和发展:(1)液体超强酸固定在高表面积载体上;
Until now , four types of solid super acid catalysts have been developed ( 1 ) a mounted acid which was obtained by the fixation of a liguid acid such as sbfs on supports of high surface area ;
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由农副产品稻壳所制得的高表面积(3120m2/g)活性炭制得了催化剂SnCl4·5H2O/C,在此催化剂作用下以乳酸与正丁醇为原料合成了乳酸正丁酯,并考察了催化酯化的各种影响因素。
Active carbon with high specific surface area ( more than 3000 m 2 / g ) was prepared from rice husks . And the solid acid catalyst SnCl 4 · 5H 2O / C was prepared and its catalytic properties for the synthesis of n butyl lactate were tested .
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北壁中间砌成一个上下直通的凹形直槽,凹槽直壁与横梁组成的高表与台下石圭形成一组测量日影长度的圭表装置。
The center of the northern wall is built into a hollow groove that is perforated through from top to bot-tom , so the higher gnomon at the groove 's straight wall and the stone gnomon at the bottom constitute a se-ries of gnomon apparatus for measur-ing the length of the shadow cast by the sun .
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边界层陶瓷电容器(GrainBoundaryBarrierLayerCapacitor)是半导体陶瓷电容器中的最重要的一种,具有很高的表观介电常数。
Grain Boundary Barrier Layer Capacitor ( GBBLC ) is one of the most important kind of ceramic capacitors and show very high apparent dielectric constant .