乙氧基

In this work,the new kind of polyurethane have been prepared from Bis(4—β—hydroxyphnyl)sulphone,polyhydrofuran, 4,4′—di—phenylmethane diisocyanate,by one—step reaction metho -d and block copolymerizatiano.

本文用一步反应法，由双(4-β-羟基乙氧基苯)砜，聚四氢呋喃，4，4′—双苯基甲烷二异氰酸，采用嵌段共聚法，制成了一种新型聚氨酯。

Water solubility experimental showed that thesolubility of phosphines in water only containing phosphonic acid group was0.16～0.29 g/mL; After introduction of ethoxylated group, the solubility ofphosphines in water was significantly improved.

水溶性实验表明，仅含膦酸根的膦配体在水中溶解度约为0.16～0.29 g／mL；引入乙氧基后，膦配体的水溶性有明显的改善。

With CYP1A2, 3-fold enhancement in actiity per cell was seen for conerting ethoxyresorufin to resorufin compared to C3A cell monolayers.

结果发现，每个细胞中CYP1A2将乙氧基-异吩唑酮转化为9-羟基-3-异吩恶唑酮的能力相对于单细胞层的C3A细胞增强了3倍。

This invention created by the antibody ELISA analysis methods can be used to detect thio ethoxy organic phosphorus pesticide residues, the method is rapid, sensitive and inexpensive and convenient.

本发明用该抗体建立的酶联免疫吸附分析方法可用于检测硫代乙氧基有机磷类农药残留，方法具有快速、灵敏、廉价以及方便等优点。

The invention provides a thio ethoxy organophosphorus pesticide residues immune antibody preparation methods, belonging to biological immune technical fields.

一种硫代乙氧基有机磷类农药残留的免疫抗体制备方法，属于生物免疫技术领域。

The research indicated that, the structure inside the pure C8TES SAM was indeed loose and unassembled completely, the molecule density inside the SAM was very low, which would result in an ultra-low surface contact angle, only 20～21°, on the C8TES SAM surface.

我们的研究表明，由于C8TES分子头部三个乙氧基形成的空间(来源：b5e5ABe3C论文网www.abclunwen.com)位阻的影响，C8TESSAM的内部处于一种不完全组装的松散状态，所形成的自组装单分子膜内分子密度偏低，造成C8TES SAM的表面接触角偏低，只有20～21°。

In this thermodynamic study, the minimum requirements in molar fraction of the solvents (x3) on the azeotropic feed plate are: 0.20 for N,N-dimethylformamide, 0.36 for 2-ethoxyethanol, 0.40 for 1-pentanol and 0.66 for butyl propionate,.

在这个热力学研究中，共沸混合物喂料盘上各溶剂摩尔分数最小值(x3)分别是：N，N-二甲基甲酰胺：0.20；2-乙氧基乙醇：0.36；1-戊醇：0.40；丙酸丁酯：0.66。

The silane-terminated epoxy resin is obtained from a ring opening reaction of an epoxy resin e.g.

改质后的环氧树脂掺混四乙氧基矽烷或奈米级二氧化矽以行溶胶凝胶法反应。

The effect of ethylene oxide chain length in lauryl alcohol ethoxylate on the oily soil detergency of the nonionic／anionic／elec-trolyte mixed system was stuided and the results were explained by the view of phase inversion temperatureand oil／water interfacial ten-sion.

研究了在非离子表面活性剂／阴离子表面活性剂／电解质的混合体系中，直链脂肪醇乙氧基化物的 EO 数对体系洗涤力的影响效果，并用相转化温度和油／水界面张力的观点对实验结果进行了解释。

The copolymers were systematically characterized by elementary analysis, FT-IR, UV-visible spectroscopy, solution high-resolution 〓H-NMR and solid-state high-resolution 〓C-NMR spectroscopes, solubility examination; circular dichroism technique was firstly used to characterize chain structure of the copolymers.

本文通过在刚性的PD聚合物分子链中引入邻乙氧基苯胺链节，使用化学氧化聚合和电化学氧化聚合两类新型聚合方法，合成了三种PD异构体与PHT的共聚物，并进行了聚合反应、结构和性能表征的系统研究，并且比较了氨基的相对取代位置对聚合活性的影响。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。