氧

The conducting polymer Poly 3,4-Ethylene Dioxy Thiophene thin films was prepared by chemical polymerization. Fourier transform infrared and Scanning Electron Microscope were used to characterize its optical property and morphology. A gas sensor using PEDT thin film was fabricated with the assistance of interdigitated electrodes. The sensitivities of the prepared sensor to toxic NO2 and NH3 and its temperature property were studied.

采用化学聚合法制备了导电聚合物3，4-乙烯二氧噻吩膜，利用扫描电子显微镜和傅里叶变换红外光谱法对薄膜的光学成分及形貌进行了分析，采用叉指电极结构研制出了3，4-乙烯二氧噻吩薄膜气体传感器，研究了3，4-乙烯二氧噻吩薄膜气体传感器对有毒气体NO2和NH3的敏感特性以及其自身的温度特性。

In order to study the composting mechanism of restaurant garbage,and to promote the application of the aerobic compost ing technology to China's restaurant garbage treatment,the process parameters of composting such as temperature,pH,dissoluble C/N,moisture content and organic content of the composting material were investigated by theoretical analysis and experimental research.

为了探明餐厨垃圾好氧堆肥机理，促进好氧堆肥技术在我国餐厨垃圾处理领域的应用和推广，通过理论分析和实验研究，对餐厨垃圾堆体温度、pH值、可溶性碳氮比、含水率和有机质等好氧堆肥过程参数随时间的变化规律进行了研究。

In order to study the composting mechanism of restaurant garbage, and to promote the application of the aerobic composting technology to China＇s restaurant garbage treatment, the process parameters of composting such as temperature, pH, dissoluble C/N, moisture content and organic content of the composting material were investigated by theoretical analysis and experimental research.

为了探明餐厨垃圾好氧堆肥机理，促进好氧堆肥技术在我国餐厨垃圾处理领域的应用和推广，通过理论分析和实验研究，对餐厨垃圾堆体温度、pH值、可溶性碳氮比、含水率和有机质等好氧堆肥过程参数随时间的变化规律进行了研究。

In order to study the composting mechanism of restaurant garbage,and to promote the application of the aerobic composting technology to China's restaurant garbage treatment,the process parameter s of composting such as temperature,pH,dissoluble C/N,moisture content and organic content of the composting material were investigated by theoretical analysis and experimental research.

为了探明餐厨垃圾好氧堆肥机理，促进好氧堆肥技术在我国餐厨垃圾处理领域的应用和推广，通过理论分析和实验研究，对餐厨垃圾堆体温度、pH值、可溶性碳氮比、含水率和有机质等好氧堆肥过程参数随时间的变化规律进行了研究。

The synthesis of divinyl liquid crystalline monomer 4-undecenyloyloxybenzoyl-4'-allyloxybenzoyl-p-benzenediol bisate and network polymers was described. The chemical structures of the synthesized monomer and network polymers were confirmed by FT-IR spectrum.

以双烯类液晶单体4-十一烯酰氧基苯甲酸-4'-烯丙氧基苯甲酸对苯二酚双酯为交联剂，通过与聚矽氧烷接枝反应，合成了系列网络聚合物P1~P5。

A new flavanone from Dryopteris sublaeta;2. Isolation and Structure Identification of a New Flavanone from Dryopteris sublaeta;3. RESULTS Five compounds are isolated from the ether fraction of 70% acetone-extracts,and their structures were identified as(2S)5,7-dihydroxy-6,8-dimethyl flavanone desmethoxymatt.

结果浅裂鳞毛蕨地上部分用体积分数为70%丙酮提取液乙醚萃取部位分离得到了5个化合物，分别鉴定为：(2S)5，7-二羟基-6，8-二甲基二氢黄酮，(2S)5，7-二羟基-6，8-二甲基-4′-甲氧基二氢黄酮，(2S)5，7，2′-三羟基-6，8-二甲基-二氢黄酮，(2S)5，7，4′-三羟基-3′-甲氧基-6，8-二甲基二氢黄酮，(2S)5-羟基-4′-甲氧基-6，8-二甲基二氢黄酮-7-O--βD-葡萄糖苷。

Because of the high diffusivity and solubility of oxygen in Ti〓Al, once the oxidation layer loss its protection, oxygen can easily enter into the alloy and thus considerable oxygen contaminated region is formed, which would embrittle Ti〓Al alloys and seriously decrease their thermal stability and high temperature properties.

氧在Ti〓Al基合金中具有较高的固溶度，当表层氧化膜缺乏保护性时，氧得以在合金基体表面部分形成厚度可观的氧污染层，使本身塑性就较差的Ti〓Al基合金脆化，从而严重影响Ti〓Al基合金的热稳定性和高温力学性能。

Objective To assess the results of lacrimal duct probing followed by irrigation with ofloxacin based on methylcellulose in infants under1years old with epiphora,due to congenital nasclacrimal duct obstruction.Methods Following the failure of regular lacrimal sac massage,60infants（67eyes）under1years old with persistent epiphora and impeded lacrimal drainage systemwere performed lacrimal duct probing followed by irrigaˉtion with ofloxacin based on methylcellulose under topic anesthesia.

目的 评价对患先天性鼻泪管阻塞的1岁内婴儿施行泪道探通术联合泪道内灌注氧氟沙星眼膏的临床效果方法因持续性泪溢、泪道冲洗不通，经泪囊区局部按摩无效而被确诊先天性鼻泪管阻塞的1岁内婴儿60例（67眼），在局麻下施行泪道探通术，并注入泪道以甲基纤维素为赋形剂的氧氟沙星眼膏，术后点滴氧氟沙星眼水1周。

The present paper describes the effect of the ethine absorbed and solved in the liquid oxygen on the liquid oxygen in the main condenser-evaporator since revamp of the air separation unit with liquid air and liquid oxygen absorber into the air separation unit with molecular absorber as well as measurement of the ethine content.

阐述空分设备由一般的液态空气吸附器和液态氧吸附器改造为分子筛吸附器后，吸附溶解在液态氧中的乙炔对主冷液态氧的影响程度及乙炔含量的检测。

In this thesis, the polymerization of triblock copolymer of styrene-butadiene-methyl methacrylate was carried out in glass flask ,with n-BuLi as initiator, 1,1-diphenylethylene as capping agent and Lithium 2(2-methoxyethoxy) ethoxide as additive.

本论文以n-BuLi为引发剂、1，1-二苯基乙烯为戴帽剂、2-(2-甲氧基乙氧基)乙氧基锂为添加剂，对玻璃聚合瓶中非极性-极性三嵌段共聚物聚苯乙烯—聚丁二烯—聚甲基丙烯酸甲酯的合成进行了研究。

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。