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- Variables affecting polymer morphology (i.e., polymerization time, fiber thickness) and binding-elution of target analytes (i.e., solvents, time, temperature) were studied in detail. 详细研究影响聚合物形态(如聚合时间,纤维厚度)及被分析物吸附-洗脱能力(如溶剂,时间,温度)的变量。
- The key factors affecting the polymer intrinsic viscosity were found to be monomer recrystallization times,stannous octoate concentration and polymerization time. 单体重结晶次数、辛酸亚锡浓度、聚合时间等条件均是影响聚合物特性粘数的重要因素。
- The variation of KD with soaking time and polymerization time shows that KD reachs a constant value after soaking for lh, then it incleases r... 经分析认为丙烯酸的主要聚合场所是在树脂相,聚合过程中单体不断向树脂相扩散,基本不在液相聚合。
- The effects of ion strength, polymerization time on particle diameter and the stability of the microsphere were discussed. 研究了聚苯乙烯微球的合成过程中 ,离子强度、聚合时间对粒径的影响及其稳定性。
- The effects of initiator dosage, stirring rate, phase ratio and polymerization time on particle size and monodispersity were investigated. 迄今的有关研究主要集中在凝胶微粒的温度感应特性方面,而对其粒径大小及单分散性方面还未见系统研究报道。
- Effects of initiator concentration, monomer concentration, monomer ratio, polymerization temperature and polymerization time on copolymerizations were investigated. 研究了引发剂浓度、单体浓度、单体配比、聚合温度和聚合时间对共聚反应的影响。
- Influences of polymerization temperature,polymerization time,cooling rate,and neutralization degree on calcium chelating capacity of sodium tripolyphosphate were also studied. 结果表明,不同的产品,虽然其三聚磷酸钠质量分数都在95%25左右,但其钙螯合力却有较明显的差异;
- In the system the effects of photoinitiator and monomer concentration on grafting are not distinct,while photo-reduction time, UV irradiated polymerization time and UV light intensity have more effects on grafting yield. 实验发现,光敏剂浓度对接枝率有一定影响;光还原时间增加,接枝率明显增加;聚合前期接枝率提高较快,反应后期增加缓慢;紫外光照射强度的改变会影响接枝率。
- The influences of polymerization time on the polymerization were studied in detail.The structure and properties of PGLA(90/10) were analyzed by IR, 1H-NMR, DSC, TGA, capillary rheogeniometer. 研究了聚合过程中特性黏度、单体转化率等的变化规律,应用IR、1H-NMR、DSC、TG、毛细管流变仪等对聚合物的结构、热性能、流变性能进行了表征。
- Fruit juices ferment if they are kept a long time. 果汁若是放置很久,就会发酵。
- Time is sometimes called the fourth dimension. 时间有时被称为第四度空间。
- I think the work can be completed ahead of time. 我认为这项工作能提前完成。
- He will come on time even though it rains. 即使下雨,他还是会准时来的。
- Reading occupies most of my free time. 阅读占去了我大部分的闲暇时间。
- I need some time to orient my thinking. 我需要一些时间来使我的思想适应。
- A polymer of two or more different monomers. 共聚物一种由两种或多种不同单体构成的聚合物
- A transistorize radio takes no time to warm up. 晶体管收音机不需要预热时间。
- At that time he had two helpers. 当时他有两个助手。
- I'm sorry to obtrude on you at such a time. 我很抱歉在这个时候打扰你。
- I referred to my watch for the exact time. 我看了一下手表好知道准确的时间。