o-
英
美
pref. 用于m之前
双语例句
- The reaction mechanism of atomic oxygen radical anion ( O-) with ethylene ( C2H4) has been investigated at the G3MP2B3 level of theory.
在G3MP2B3理论水平下研究了氧负离子自由基（O-）与乙烯（C2H4）的反应机理。 - Study on the treatment of phenol and cyanide wastewater by A/ O-flocculation process
A/O&混凝工艺处理氰酚废水的研究 - All the vessels are cleaned by chromic acid lotion to avoid the dimethyl ( o-) phthalate in the environment to pollute the samples.
实验过程中采用铬酸洗液对实验器皿进行清洗，有效防止环境中邻苯二甲酸酯类物质对样品的污染。 - Objective: To determine whether O-( Chloroacetyl-carbamoyl)-fumagillol ( TNP-470) could potentiate the anti-tumor effect of mitomycin.
目的：为了验证O-烟曲霉醇（TNP-470）和丝裂霉素联用的增效作用。 - Activity coefficients of o-, m-, p-xylenes in aqueous salt solutions(ⅱ)
邻、间、对位二甲苯在盐的水溶液中的活度系数（Ⅱ） - The beam test results for N+, O+, O-particles are analyzed in detail.
分析了其对N＋、O＋、O－束流试验的研究结果； - The toxicity study of o-toluidine
邻甲苯胺的毒性研究 - As a result, a small amount cerium ion can clear a large amount of O-2.
所以微量的铈离子可清除大量的O－2。 - Color reaction of o-Nitrophenyl Fluorone ( o-NPF) with cobalt(ⅱ) was studied.
研究了邻硝基苯基荧光酮（O-NPF）与钴的显色反应。 - All of the four grades were O-glycoprotein.
甘薯糖蛋白的4个级分均是O-型糖肽键的糖蛋白。 - Polymerization of O-aminophenol in acidic aqueous solutions was achieved electrochemically on platinum plate electrode.
用电化学法在铂片电极上实现了邻基苯酚在酸性溶液中的聚合。 - Dimethyl-2,3-O-isopropylidene-D-tartrate is an important chiral reagent.
2,3-O-异丙叉-D-酒石酸二甲酯是一种重要的手性试剂。 - The o-, m-, p-trifluoromethyl phenol were important intermediates in medicines, pesticides and dyes.
邻位、间位、对位三氟甲基苯酚都是重要的医药、农药和染料中间体。 - The latest advances of PEN from o-xylene and 1,3-butadiene were reviewed.
对PEN最新生产技术及由邻二甲苯和丁二烯为原料合成PEN的技术经济性作了综述。 - To study the role of O-2 in the stimulating effect caused by low level radiation.
为研究O-2在低水平辐射所致小鼠骨髓细胞增殖刺激效应中的作用。 - The content of Al-P and O-P increases.
Al-P、O-P含量增加。 - The substrate specificity of O-antigen glycosyltransferases and polymerases are proposed.
讨论了O抗原糖基转移酶和聚合酶对底物的特异性； - Thermodynamics of DY-O-Ca-Fe System
Dy-O-Ca-Fe体系的热力学研究 - Study on Synthesis of o-Nitro-p-toluidine in Carbon Tetra chloride
在四氯化碳中合成邻硝基对甲基苯胺的研究 - The changes of the composition and structure in O-LDL, and their mechanisms was made.
对LDL的氧化修饰、O-LDL的组成、结构改变，以及它们的机理作一简要综述。 - The research, development situation and technology keys of the catalyst for preparing phthalic anhydride by oxidation of o-xylene were introduced.
介绍了邻二甲苯氧化法制苯酐用催化剂的研究情况、发展概况和开发过程中的技术关键。 - The sealing structure and principle of hollow metal O-ring was introduced.
介绍了金属空心O形圈的密封结构和密封机理。 - Morin-7-O-β-D-glucoside;
桑色素－7－O－β－D－葡萄糖甙； - GC Analysis of O-Anisaldehyde GC/ Olfactometry system was described.
气相色谱法测定邻茴香醛介绍了气相色谱与气味测定联用技术（GC/O）。 - The phenolic hydroxyl compounds usually have activity scavenging O-· 2.
酚羟基化合物往往具有清除O-·2作用。 - This article analyses the spectrum of chromatic polarization with relative curve of d ( n o-n e), obtains some laws and applications in phenomenon of chromatic polarization.
分析了色偏振的光谱与d（no-ne）的关系曲线，得出了色偏振现象的一些规律和应用。 - Bi, Ba as segregated larger radius ions at grain boundary and O-, O 2-as chemisorbed oxygen are the key factors to increase the N s and E s.
偏析于晶界的大离子半径的Bi和Ba以及界面上的化学吸附氧O-和O2-对提高Ns和Es起关键作用； - O-and C-isotope characteristics of organism skeletons in 10 sites have been studied.
对黄海10个站位表层生物碳酸钙骨骸的氧、碳同位素进行了研究，涉及到的生物有介形类，底栖有孔虫，瓣鳃类、腹足类和苔藓虫等，其中有孔虫又分属分种进行测试。 - Measuring the O-2 concentration by Cyt. C reduction method.
细胞色素C还原法测量培养介质中O-2浓度。 - The capability of scavenging O-· 2 and · OH was measured by ESR technique.
采用ESR测定3种果汁对O－2和OH自由基的清除作用。