查询词典 polymer

Finally we observed the condensation between the polymer and plasmid DNA by the methods of agarose electrophoresis, fluorescence spectrometer and Multi-angle laser light scattering.

最后，利用琼脂糖凝胶电泳、荧光分光光度计以及多角度激光散射手段，对合成的多聚物与质粒DNA的缩合作用进行了检测研究。

Lining: with the latest high-tech nano-bio-material research, combined with traditional Chinese medicine hot moxibustion theory, adopts the most advanced reactor technology condensation energy for the polymer composite made of negative ions far infrared fabric layer.

内 层：用最新研究的高科技纳米生物材料，结合中国传统中医药热灸理论，采用国际上最先进工艺凝结为高分子能量反应堆复合而成的负离子远红外布层。

This design is low stretch of 30,000 tons of high-strength type polyester production workshop after preliminary design, high low stretch of polyester staple fiber dosage is in the biggest species, it is PTA or dimethyl terephthalic acid and glycol as raw materials via esterification or the ester exchange reaction and condensation of terephthalic acid polymer fibre - together into glycol, this design USES Germany JiMa process, high scientific and technological content, is a kind of high strength, good elasticity, and heat resistance, good abrasion resistance, corrosion resistant polyester.

帮忙把涤纶论文绪论翻译成英语，要求不用翻译软件，可以用软件查单词本设计是"年产30000吨高强低伸型涤纶短纤维后加工生产车间初步工艺设计"，高强低伸型涤纶短纤维是涤纶短纤维中用量最大的品种，它是以精对苯二甲酸或对苯二甲酸二甲酯和乙二醇为原料经酯化或酯交换和缩聚反应而制得的成纤高聚物——聚对苯二甲酸乙二醇酯，本设计采用德国吉玛工艺，科技含量较高，是一种强度高、弹性好、耐热性好、耐磨性好、耐腐蚀的涤纶短纤维。

Optimization of polyester condensation process and reactor design;2. The Structure Characters of the Sulfonated Condensation Polymer Series High Performance;3. The pH value of the solution was adjusted,and the co- condensation reaction was taken place between the hydroxy groups forming transparent organic-inorganic hybrid films on polycarbonate.

以甲基丙烯酰氧基丙基三甲氧基硅烷(KH-570)水解聚合产物作为主要成膜物质，引入正硅酸乙酯水解产物硅溶胶作为无机增强物，调节两种混合溶液pH值，利用两者羟基之间的共缩聚反应在聚碳酸酯板表面制备有机/无机复合透明耐磨薄膜；采用TG/DTA、FT-IR、SEM及UV-V IS对成膜过程、薄膜性能与结构进行表征。

On the basis of the analysis of depositing agents that were generally used in the process of waste chrome liquor,a new complex depositing agent which is composed of sodium stearate,polyacrylamide and soldium hydroxide with proper proportion was prepared by use of condensation principle of charge effect and polymer absorbed layer.

在分析现行废铬鞣液处理可使用的沉淀剂的基础上，运用电荷效应及高分子吸附层的凝聚作用原理，研究出用硬脂酸钠、聚丙烯酰胺和氢氧化物按一定比例制成复合沉淀剂，用于废铬鞣液处理，效果良好。

With the rapid development of electrical industry and communication technology, the demand of conductive polymer materials is more and more urgently.

随着电子工业及信息技术等产业的迅速发展，对于具有导电功能的高分子材料的需求越来越迫切。

Polymer electrical conductive composite is one kind of functional materials that received much interest in the past two decades.

高分子复合导电材料是当今人们重点研究和开发的一类新型的功能材料。

Polymer electrical conductive composite is one kind of functional materials that received much interest in the pa...

高分子复合导电材料是当今人们重点研究和开发的一类新型的功能材料。

A precision device based on the conductance millivolt input notation method, connecting an electrical conductometer to a recorder, and with a deviation of ±5％ is established for the determination of the rate of dissolution of water-soluble polymer ic electrolyte.

采用电导仪连接记录仪，建立了一种测定水溶性高分子电解质溶解速度的精确方法——电导毫伏输出记谱法，测定偏差±5％。

It is proposed that the overall free energy of a polymer solution has three fundamentally different types of contributions,i.e.the translational,the configurational and the thermal correction parts.

提出了把聚合物溶液的自由能分解为 3部分，平动部分、构象部分和热修正项部分。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。