查询词典 tri-city

John's wort for four to 12 weeks with either placebo or tri- or tetracyclic antidepressants and selective serotonin reuptake inhibitors.

审稿相比，治疗抑郁症患者与提取物的圣约翰麦汁4至12周与安慰剂或任何三或四环抗抑郁药和羟色胺再摄取抑制剂。

A series of tri- and tetrasubstituted benzene derivatives 1-8 with extended rigid arms carrying mono- or bidentate binding sites at the termini were synthesized as connectors for a molecular construction kit.

一系列的三和四取代苯衍生物 1月8日延长刚性武器进行单或双齿结合位点在总站合成作为连接器的分子构建模块。

The chiralMn complexes, especially Jacobsenscatalyst, display high enantioselectivity for asymmetric epoxidation of conjugated cis-di-, tri-and some tetrasubstituted prochiral alkenes in the NaClO biphasic system, but the epoxidationreaction generally requires a long reaction time even in the presence of an axial ligand.

在NaClO两相体系中，手性Mn配合物，尤其是Jacobsen催化剂，对共轭顺式二取代、三取代和部分四取代烯烃的不对称环氧化具有高的对映选择性，然而即使存在轴向配体，环氧化反应也通常需要长的反应时间。

The chiralMn complexes, especially Jacobsen\'scatalyst, display high enantioselectivity for asymmetric epoxidation of conjugated cis-di-, tri-and some tetrasubstituted prochiral alkenes in the NaClO biphasic system, but the epoxidationreaction generally requires a long reaction time even in the presence of an axial ligand.

在NaClO两相体系中，手性Mn配合物，尤其是Jacobsen催化剂，对共轭顺式二取代、三取代和部分四取代烯烃的不对称环氧化具有高的对映选择性，然而即使存在轴向配体，环氧化反应也通常需要长的反应时间。

Tri-cyanurate as a excellent additional retardant was synthesized by using cyanuric chloride_3,tribromophenol as main materials and under the condition of sodium hydroxide,dichloromethane,toluene as solvent respectively.

以三聚氯氰3和三溴苯酚为主要原料，在碱性条件下，分别以二氯甲烷、甲苯作为溶剂，合成了一种性能优良的添加型阻燃剂三三聚氰酸酯。

Also, the type of dispersion of four gasliquid-liquid systems: air-decane-aqueous solution of sodium sulfite and surfactant, airmixture of decane and dodecene-aqueous solution of rhodium complex, ligand, and surfactant, air-mixture of decane, dodecene and tridecyl aldehyde-aqueous solution of rhodium complex, ligand and surfactant, and air-mixture of decane and dodeceneaqueous solution of trisodium salt of tri (m-sulfophenyl) phosphine, and surfactant is determined by electric conductivity.

本文采用电导率测量的方法实验研究了空气—正癸烷—亚硫酸钠和十六烷基三甲基溴化铵水溶液、空气—正癸烷和1-十二碳烯混合物—铑膦络合物催化剂和十六烷基三甲基溴化铵水溶液、空气—正癸烷、1-十二碳烯和十三醛混合物—铑膦络合物催化剂和十六烷基三甲基溴化铵水溶液、空气—正癸烷和1-十二碳烯混合物—三间磺化苯基膦三钠盐和十六烷基三甲基溴化铵水溶液四个三相体系的液液分散特性。当有机相与水相体积比分别为7／3、1／1和3／7时，前三个体系均形成水包油型分散，并有稳定的乳状液生成。

Ambient temperature self-crosslinking acrylic latexes were prepared through semicontinuous emulsion polymerization using 3 different polymerizable alkoxysilanes, i.e. vinyl tri silane (A172), Vinyl triethoxy silane and γ-methacryloxypropyl trimethoxy silane (A174). The hydrolysis of these siloxanes under different pH was characterized, and dependence of the latex and polymer properties on these siloxanes and their incorporated amounts in the polymers was studied.

使用三种含不饱和双键硅氧烷，乙烯基三硅烷(A172)、乙烯基三乙氧基硅烷和γ-甲基丙烯酰氧丙基三甲氧基硅烷(A174)为功能单体，采用半连续乳液聚合法制备了室温自交联丙烯酸酯乳液，探讨了硅氧烷功能单体在不同pH条件下水解情况以及其种类和用量对乳液及乳胶膜性能的影响。

In this dissertation, two series of rare earth initiators: rare earth tri (2, 6-di-tert-butyl4-methylphenolate) and rare earth calixarene complex have been developed to ring-opening polymerize 2, 2-dimethyltrimethylene carbonate, trimethylene carbonate and ε-caprolactone at mild conditions. Both the polymerization features and mechanisms are discussed in details.

本论文为环碳酸酯、内酯的开环聚合开发了两类新型低毒性稀土催化剂：三(2，6-二叔丁基-4-甲基苯氧基)稀土配合物和对叔丁基杯芳烃稀土配合物，都可以在温和的反应条件下单组分引发2，2-二甲基三亚甲基环碳酸酯、三亚甲基环碳酸酯和ε-己内酯聚合，合成各种分子量的均聚和共聚材料，考察了催化剂结构、聚合条件等对聚合的影响，深入研究了聚合机理。

The reaction of isomerized butadieneiron complex (I; R = Ph, p-tolyl) with triphenylphosphine and tri-Ph phosphite gave products II (same R; R1 = Ph, OPh), at -60 to -30? When I was reacted with triphenylphosphine in hexane at 60 to 70?

丁二烯二羰基铁配合物的异构化产物，C4H62FeC(OC2H5)Ar(1，Ar=苯基， 2， Ar=对甲苯基)，在己烷溶液中于-60到-40℃与三苯膦或亚磷酸三苯酯反应生产产物3-6。

In this study, the critical point data of ternary systems which is composed of supercritical carbon dioxide, trisodium salt of tri-(m-sulfonphenyl)phosphine and cosolvent were measured the first time. With the increase of mol% of the cosolvent, critical temperature of ternary system increased, and the experimental data show a linear dependence of critical temperature with mol% of the ternary system over the concentration ranges studied too.

北京化工大学硕士研究生论文本文还首次测试了在超临界CO：中加入三磺化三苯基麟以及共溶剂组成的三元体系的临界点数据，发现三元体系中临界温度也随共溶剂的浓度增加逐渐增加，呈一种线性关系。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。