And its composition is rather complicated with the molecular weight range from 1000 to 500000 Dalton.
其分子量分布范围在1000 ~ 500000道尔顿之间，而且呈非均匀分布，组成非常复杂。
The changes of these characteristic values with the molecular weight and the effects ofcrystal size and cell parameters on the melting point of polymer were studied.
研究这些特性参数随分子量的变化以及晶胞参数和微晶尺寸对熔点的影响。
The study results show that the subsidence volume has been a decrease along with the molecular weight dropping, the degree of hydrolysis rising or both varying, but it still has high reservation rate.
研究表明，聚合物分子量降低，水解度升高或者两者同时变化，沉降体积均减小，但是仍有很高的保留率。
The patient was diagnosed with DVT of the left leg, and low-molecular-weight heparin (nadroparin 0·4 mL, two times per day) was started, lasting 2 weeks.
病人诊断为左下肢DVT，并使用低分子肝素（那曲肝素0·4mL，一日两次）持续治疗两周。
It was also found that the molecular weight and the dissolubility of polyacrylamide decreased with the increase of dehydration time.
并且还发现，随着脱水时间的延长，聚丙烯酰胺的分子量和溶解性能均呈下降趋势。
Based on research it indicated that salt sensitivity strengthened with the increase of the ratio of electronic charge to quality except for extra large and small molecular weight of dye.
研究表明，一般情况下，活性染料的染色盐效应随着活性染料荷质比的增大而增强，但染料分子量过大或过小时例外。
The molecular weight of the polymers obtained increased with decrease in catalytic activity.
聚合物的分子量随着催化活性的降低而升高。
Cationic polyacrylamide (CPAM) with various molecular parameters is produced by the cationic activation of a number of synthesized polyacrylamides with different molecular weight.
通过合成的一系列具有不同分子量的聚丙烯酰胺的阳离子化制得具有不同分子参数的阳离子聚丙烯酰胺(CPAM)。
The molecular weight also decreased with reaction time but the yield of water-soluble chitosan increased with reaction time.
随着反应时间的延长，水溶性壳聚糖的分子质量随之降低，产率却随之增加。
The effects of organic acid with low molecular weight on fluorine adsorption included competitive adsorption of negative ion and stimulative effect because of acid environment.
低分子有机酸对氟吸附的影响一方面表现为阴离子的竞争作用，另一方面表现为酸性条件下的促进作用。
With many polymers the molecular weight of the structural unit is. equal to the molecular weight of the monomer, e. g. with all vinyl monomers.
对许多聚合物，例如对所有的乙烯基单体的聚合物来说，结构单元的分子量等于单体的分子量。
The average molecular weight and molecular weight distribution were determined with acid hydrolyzed iron dextran samples.
样品经酸水解，测得右旋糖酐铁中右旋糖酐的重均分子量和分子量分布。
The static stability of CWS is also improved with increasing molecular weight of PSS.
PSS分子量的增加使水煤浆的静态稳定性得到显著的改善。
With the growth of the content and molecular weight of polyethersulfone, its water flux is reducing, and the retention ratio of bovine serum albumin is increasing.
随着聚醚砜相对分子质量和含量增大，膜的水通量减少而对牛血清白蛋白的截留率提高。
The UF membrane with molecular weight cut off 67000 can be made by selecting proper composition of casting solution and preparation condition.
选择适当的膜液组成和制备条件，可以制得截留分子量为67000的超滤膜。
All the Avr genes encode small molecular weight proteins with even Numbers of cysteines, and their existence and variance are different in the virulent strains.
这些无毒基因编码含偶数个半胱氨酸的小分子量蛋白，在叶霉菌毒性菌株中的存在与否及存在方式各不相同。
The lymphatic liposome uptake was enhanced with the increase of the molecular weight of dextrans.
结果表明，右旋糖酐对脂质体淋巴吸收促进作用随分子量增加而增强。
The molecular weight of obtained polystyrene increases linearly with the overall conversion and agrees with the theoretically predicted molecular weight.
首先，数均分子量随转化率的增加线性增长，且与活性聚合理论计算分子量相符；
When compared with each other, low-molecular-weight heparin was associated with a 32 percent reduced risk of deep vein thrombosis and a 53 percent lower rate of hematoma at the injection site.
当这两种肝素相比较时，低分子肝素能够减少32%的深静脉血栓和53%注射部位的血肿形成。
With increasing the molecular weight of PTT melt, the extensional strain rate affected significantly the extensional viscosity of melt.
熔体的相对分子质量越高，拉伸速率对熔体的拉伸粘度影响越大。
With the(increase) of treatment time, the molecular weight of the product increased linearly.
随着反应时间的增加，聚合产物分子量线性增加。
A recently introduced approach satisfies this requirement to some extent: the use of low molecular weight haptens with bifunctional antibodies.
最近引进的采用双官能抗体和小分子的半抗原的两步法在一定程度上满足了这个要求。
The polyether-based PUU shows the better phase separation than polyester-based with the same molecular weight of soft segment.
在软链段分子量相同时，聚醚为基础的PUU的相分离程度较聚酯为基础的PUU高。
The effect of chitosan with different molecular weight and deacetylation degree on blood hemostasis was tested.
研究了不同脱乙酰度和不同分子量壳聚糖醋酸溶液的凝血作用。
The emulsifying volumes increase with the decreasing of PEO's molecular weight.
PEO的分子量对接枝共聚物乳化性能有重要影响。
Methods Compare the effect on anticoagulant therapy, hemodialysis and the side effect from the use of heparin with those from the use of Low Molecular Weight Heparins.
方法：对比使用肝素与使用低分子肝素在血液透析中的抗凝效果，透析效果及其副作用。
The molecular weight theory and calculation equation of copolymer were set up after consideration with the influence of composition and sequence distribution.
从内聚能的角度建立了含共聚组成、序列不均匀性的共聚物分子量及分布理论，导出其计算式。
The molecular weight theory and calculation equation of copolymer were set up after consideration with the influence of composition and sequence distribution.
从内聚能的角度建立了含共聚组成、序列不均匀性的共聚物分子量及分布理论，导出其计算式。
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