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- That means PMMA has changed from polar polymer to non-polar polymer. 对此现象的解释机理提出了“孔洞”与“极性基团断裂”两种假设。
- However when the solvent is isopropyl alcohol or non polar solvent the decomposition value of monocrotophos is about 5% in the same condition. 但用异丙醇或非极性溶剂作溶剂时,在相同的条件下,久效磷的分解率为5%25左右。
- Fluorobenzonitrile(4 FBN) was prepared by fluorination of 4 chlorobenzonitrile(4 CBN) with potassium fluoride using 1,3 dimethyl 2 imidazolidone (DMI) as a non polar solvent. 以4氯苯甲腈(4CBN)和无水氟化钾为原料,1,3二甲基2咪唑啉酮(DMI)为反应介质,经氟化反应合成了4氟苯甲腈(4FBN)。
- The influence on separating non polar systems of C4 fractions by extractive distillation with addition of salt in terms of relative volatility at infinite dilution was studied. 以C4为例利用无限稀释相对挥发度的试验测定结果,研究加盐萃取精馏分离非极性体系的影响规律。试验研究表明,溶剂加盐能够提高C4组份之间的相对挥发度,且比一般有机溶剂效果明显;
- The vapor liquid equilibria and critical properties for 10 non polar chain like fluids and 6 associating fluids are investigated by combining the renormalization group (RG) theory and the Yukawa EOS extended for chain like fluids. 结合重整化群 (RenormalizationGroup ;RG)理论和适用于链状流体的Yukawa状态方程 ;研究了 10个非极性链状流体和 6个缔合流体的汽液相平衡和临界性质 .
- This orientation will lead to a higher oxygen concentration in the catalyst layer (O2 has a much higher solubility in non polar backbone) and should produce a much improved ORR performance. 这一方针将导致更高的氧气浓度在催化剂层（ O2已经相当高的溶解度在非极性骨干） ，并应产生一个很大的改进奥尔性能。
- If unclear or unknown of polarity of circuit indication. Non polar capacitor is recommended to be used. 在电路回路中如不清楚或不明确线路的极性时，则建议使用无极性电解容器。
- non polar velocity-diagram method 无极速度图法
- Polar polymers tend to separated from UPR and make system form co-continuous structure, which make for shrinkage compensation. 对于聚苯乙烯类的LPA-C，试样收缩控制效果随着LPA-C浓度的增加而增强；
- An Electro-optic Modulator Utilizing Polar Polymer Film 新型极化聚合物薄膜电光调制器研究
- The two systems of government are polar opposites. 这两种政体正好相反。
- This non sequitur invalidates his argument. 他不根据前提推理因而论证无效。
- 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
- Study on Wheat Straw Surface Free Energy and Its Polar and Non Polar Part 麦秆表面自由能及其分量研究
- Most insect do not live in polar region. 大多数的昆虫不在极地地区生存。
- The better compatibilization between PP and polar polymers through EPP was confirmed by scanning electron microscopy and polarized light optical microscopy. 实验结果表明,EPP的加入,使共混物的拉伸强度显著提高;
- Patience is a sine qua non for a good teacher. 做个优秀教师必不可少的条件是要有耐心。
- The diplomat was declared persona non grata. 这位外交家被宣布为不受欢迎的使节。
- Keywords partial blocking polar polymer;antifogging agriculture film;chemical modification;antifogging property; 部分封端极性接枝共聚物;农用防雾膜;化学改性;防雾滴性能;
- He is declared personal non grata and forced to leave the country. 他被宣布为不受欢迎的人而被迫离开该国。
