The researches show that the content of resin and the relative molecular mass of maltene decrease as the reaction progress.
研究表明，随着反应的进行，树脂含量和相对分子质量降低。
The region of the atmosphere below90km has a nearly constant mean molecular mass and is therefore called the homo sphere.
90公里以下大气区域，具有一个接近恒定的平均分子质量，因此称为均匀层。
When polymer relative molecular mass and its distribution width are the same, the polymer displacement efficiency increases with the increment of the core permeability variation factor.
当聚合物的相对分子质量及其分布宽度相同时，随着岩心渗透率变异因数的增大，其聚合物驱采收率也随之增加。
The results show that in degradation, the solubility of products in water increases with the reduction of molecular mass.
结果表明，随着辐射剂量增加，数均相对分子质量的不断减小，产物在水中的溶解度不断增大。
It shows that the solution viscosity drops and the relative molecular mass reduces with narrow distribution.
结果表明改性栲胶溶液黏度下降，相对分子质量降低且分布集中。
The kind and number of atoms in a molecule determine a molecular mass.
分子中原子的种类和数量决定分子质量。
The changes of viscosity, hydrocarbon composition and average relative molecular mass of Shengli heavy oil in catalytic upgrading by oil-soluble catalyst XAGD-2 were investigated.
研究了采用油溶性催化剂XAGD - 2催化改质胜利稠油过程中稠油黏度、组成和平均相对分子质量的变化。
The experimental results showed that TPI was easy to degrade, its relative molecular mass, melt point and crystallinity degree decreased with the increase of aging time.
结果表明，TPI极易老化，其相对分子质量随老化时间的延长而迅速降低，熔点及结晶度也逐渐降低。
The relative molecular mass of lanolin is 778 by the method of VPO.
采用VPO法测定羊毛脂的数均相对分子质量为778。
The effects of terpolymerization conditions on conversion and relative molecular mass of products were studied.
研究了共聚条件对各单体转化率及共聚物相对分子质量的影响。
The effects of PEG relative molecular mass and hydrophilic segment content on the antistatic performance of the product were investigated.
研究了PEG的相对分子质量、亲水链段的质量分数与抗静电剂效果之间的关系；
It is discovered through experiment that treating PECHs with different relative molecular mass should use different extraction solvents.
实验表明，处理不同相对分子质量的PECH，应采用不同的萃取溶剂。
Addition of small amount of crosslinking agent 1, 5-hexadiene could increase shear stability and relative molecular mass of polymer.
加入少量1,5 -己二烯能提高交联聚合物的抗剪切能力，同时也能提高交联聚合物的相对分子质量。
The higher the relative molecular mass of polymer was, the better the shear stability of polymer.
交联聚合物的相对分子质量越大，抗剪切稳定性越好。
The degree of deacetylation of chitosan prepared by the optimum condition is 88.53%, the viscosity average molecular mass is 9048. The experimental result mainly accorded the prospective desire.
最佳制备条件得到的壳聚糖脱乙酰度为88.53%，黏均分子质量为9048。实验结果基本符合预期的要求。
Results: The measured relative molecular mass was accorded with the theoretical value.
结果：相对分子质量测定值与理论值一致；
The effects of PLMA′s relative molecular mass, content, temperature and flow state on the drag reduction effectiveness and the shear stability were discussed.
考察了其粘均相对分子质量、质量分数、温度及流态对减阻效率、抗剪切稳定性的影响；
The relative molecular mass of the resultant PPTA pulps can be improved by the addition of ammonia as the acid accepted agent and it has no influence on other properties.
而液氨的加入也有利于提高PPTA浆粕的相对分子质量，但对浆粕的其它性能没有任何影响。
The relative molecular mass of permeates was investigated by high performance size exclusion chromatography.
利用高效凝胶排阻色谱技术分析超滤滤过液的相对分子量分布。
The variation of relative molecular mass and its distribution in the process of SBR and PS (HIPS) were determined by gel permeation chromatograph (GPC).
使用凝胶渗透色谱仪（GPC）测定了丁苯橡胶（SBR）及聚苯乙烯（PS）和高冲聚苯乙烯（HIPS）在不同生产工艺条件下的相对分子质量及其分布的变化。
Generally, the heavier the relative molecular mass, the higher the content of aromatic structure or the higher the content of carbonyl group, the more stable the emulsion is.
一般情况下，馏分的相对分子质量越大、稠环芳香结构和羰基含量越高，则乳状液越稳定。
The polyether polyols prepared by these DMC catalysts are of low unsaturation, high relative molecular mass, narrow molecular distribution compared with traditional KOH catalysts.
实验发现，用DMC催化剂合成的聚醚与用KOH催化剂合成的聚醚相比不饱和度低，相对分子质量高，相对分子质量分布窄。
It is proved that LMPVC has lower plastication temperature, higher melt fluidity and better compatibility with high molecular mass PVC.
实验表明，这种LMPVC具有较低的塑化温度和较高的熔体流动性，且与高相对分子质量的PV C树脂有良好的相容性。
The relative molecular mass of chitosan fractionated by ultrasonic wave was measured by the light scattering method.
采用粘度法分析了不同溶剂对壳聚糖粘度的影响，用光散射法测定了超声波分级的壳聚糖的相对分子质量。
The kind and number of atoms ina molecule determine a molecular mass.
分子量取决于分子中的原子种类与数量。
Moreover, the enzyme hydrolyzed bovine low molecular mass kininogen and releasing bradykinin.
另外，此酶能够水解牛低分子量的激肽原，释放舒缓激肽。
The results showed that ultra filtration by the molecular mass cutoff 10000 was suitable for egg white, the desalinization rate was 83.81%, and the protein retention was 86.1%.
利用超滤技术对咸鸭蛋蛋清直接脱盐，选用截留分子量为10000的超滤膜可使脱盐率达到83.81%，蛋白质截留率达到86.1%。
The results showed that ultra filtration by the molecular mass cutoff 10000 was suitable for egg white, the desalinization rate was 83.81%, and the protein retention was 86.1%.
利用超滤技术对咸鸭蛋蛋清直接脱盐，选用截留分子量为10000的超滤膜可使脱盐率达到83.81%，蛋白质截留率达到86.1%。
应用推荐