Chlorine is introduced into the ortho-position of aniline.
氯被引入苯胺的邻位。
Thixotropic resin based on ortho-phthalic acid.
触变型,邻苯型基体的不饱和聚酯树脂。
SV static mixer was selected to use in ortho- nitrochlorobenzene methoxy reaction.
选择SV型静态混合器应用于邻硝基氯苯甲氧基化反应中。
One of the chemicals closely related to BNA made at that plant was ortho-toluidine.
其中的化学物质密切相关的国籍法令在该植物是邻-甲苯胺。
Ortho-phthalaldehyde disinfectant was stable in properties and had low corrosiveness to metals.
邻苯二甲醛消毒剂性能稳定,对金属腐蚀性低。
Objective: to provide anatomic basis for ortho-and antidromic puncture of popliteal artery and vein.
目的:为动脉、静脉顺、逆行穿刺提供解剖学依据。
Up to date, p-chloroaniline was reported to be biodegraded only through ortho-or modified ortho-cleavage pathway.
迄今为止的研究报道表明,对氯苯胺的生物降解只能以邻位途径或修饰邻位途径进行。
It was proved that the modified PVA has ortho-nitrogen radicals by molecular structure analysis through infrared spectrum.
通过红外光谱分析了改性多元醇防塌剂的分子结构,证明阳离子化反应引入了正氮基团;
The ortho-mode transducer adopts the design idea of square waveguide stepped impedance matching and waveguide slot coupling.
正交模转换器采用方波导阶梯阻抗匹配与波导缝隙耦合的设计思想。
The catalytic activity declined as the selectivity of paraxylene and ortho-xylene improved with increasing treated temperature.
随着处理温度的提高,催化剂的活性降低,对二甲苯和邻二甲苯的选择性上升。
Ortho-substd. benzoyl guanidines, their preparing process and use as medicine and diagnostic reagent, and medicine contg. same.
邻位-取代的苯甲酰基胍,其制备方法,作为药物或诊断剂的应用及含它们的药物。
Epithelium showed a para-orhyperparakeratosis in 17 cases, an ortho-or hyperorthokeratosis in 4 cases, unkeratinizationin 3 cases.
上皮显示不全角化或过度不全角化者17例,正角化或过度正角化者4例,无角化者3例。
A C-F cleavage reaction was found when using ortho-fluoro substituted benzonitrile, which resulted in the formation of new C-C bond.
发现该反应在以邻位氟取代的苯睛为底物的情况下,碳-氟键可以被打断并有效地形成碳-碳键。
Methods To detect the sed occult blood of 200 specimens with both ortho-tolidine method and immunogold method. then analyse the results.
方法用邻联甲苯胺和便隐血胶体金检测试纸分别检测200例粪标本进行对照实验并分析。
The Range-Doppler theory was introduced especially and applied to SAR image ortho-rectification and realized with programs on the computer.
阐述了距离-多普勒理论,并将该理论应用到SAR正射纠正,进行了计算机实现,设计了相应的程序模块。
Dinitrations occurred at two ortho-positions or both ortho- and para-positions to the hydroxy group with longer reaction time than mononitration.
随着反应时间的延长,有羟基邻位和对位双硝基化以及羟基两个邻位双硝基化产物生成。
The hydroxylamine benzene dismutase and its coding gene in this invention play an important role in the production of ortho-aminophenols and their derivatives.
本发明的羟氨苯歧位酶及其编码基因将在邻氨基酚类芳香族化合物及其相关衍生化合物的生产中发挥重要作用。
The nitrobenzene nitro-reducing enzyme and its coding gene in this invention play an important role in the production of ortho-aminophenols and their derivatives.
本发明的硝基苯硝基还原酶及其编码基因将在对氨基酚和邻氨基酚类芳香族化合物及其相关衍生化合物的生产中发挥重要作用。
After chlorine is introduced into the ortho-position of aniline, the polymerization rate of the monomer decreases markedly, the formed polymer is hydrolyzed easily.
结果表明,苯胺的氨基邻位上引入氯后,单体的电化学聚合速率显著下降,形成的聚合物更易水解。
The novel ultraviolet absorber mainly comprises the ingredients of: phenyl salicylates and derivatives thereof, and triazine or ortho-hydroxyazimidobenzene compounds.
新型紫外光吸收剂的主要成分包括:水杨酸苯酯类及其衍生物、三嗪类或邻羟基苯丙三唑类化合物。
The ortho-compound formed penta cyclic compound was more stable that the meta-compound formed hexa cyclic compound, so the reaction rate of the ortho-compound is larger.
由邻位化合物生成的五元环络合物比由间位化合物形成的六元环络合物稳定性高,反应速度快。
Due to the strong electron-withdrawing property of CF3 - group the substitution of ortho-chloro shows a higher probability, implying the in-principle feasibility of the reaction.
由于此物质中CF 3具有强吸电子能力,所以其邻位的氯更易被取代,这就说明此反应理论上是能够发生的。
6-Hydroxychroman was prepared by catalytic hydrogenation of 6-hydroxy-4-chromone, which was prepared via condensation of 2′, 5′-dihydroxyacetophenone with triethyl ortho-formate.
前言:以2′,5′-二羟基苯乙酮和原甲酸三乙酯缩合得到6- 羟基- 4- 色酮,再经催化氢化得到标题化合物。
From given eigenvalues and eigenvectors, the inverse eigenvalue problem of symmetric ortho-symmetric positive semi-definite matrices and its optimal approximate problem were considered.
对给定的特征值和对应的特征向量,提出了对称正交对称半正定矩阵逆特征值问题及最佳逼近问题。
The invention relates to a hair dyeing method starting from a composition comprising at least one ortho-diphenol, one metal salt, hydrogen peroxide, (bi)carbonate and a basifying agent.
本发明涉及由包含至少一种邻-联苯酚、一种金属盐、过氧化氢、碳酸(氢)盐和碱化剂的组合物出发进行染发的方法。
The results indicate that:(1)better image processing methods were proposed through comparative analysis on aspects of ortho-rectification, image fusion, mosaic and color adjustment, etc.
研究结果:(1)从正射纠正、融合、镶嵌、色彩调整等方面对比分析,提出了较好的影像处理方法;
I had one patient in particular who was 80 years old, told by 2 ortho surgeons nothing can help him but surgery and that he can never do his favorite hobbies: tennis, bowl and golf.
我有一个特殊的病人,80岁,2个骨科手术医生告诉他只有手术可以帮到他,但他将永远无法继续他最喜欢的业余活动:网球,保龄球和高尔夫球。
As a window of Wiseworld Asia Group in mainland, Ortho also acts as an agent importing industrial equipment, such as compressors, valves, pumps and so on.
昊图公司作为母公司华欣亚洲有限公司在大陆的窗口,还代理进口大型工业设备,如工业压缩机、阀、泵等。
As a window of Wiseworld Asia Group in mainland, Ortho also acts as an agent importing industrial equipment, such as compressors, valves, pumps and so on.
昊图公司作为母公司华欣亚洲有限公司在大陆的窗口,还代理进口大型工业设备,如工业压缩机、阀、泵等。
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