哑铃化合物,Dumbbell英语短句,例句大全

哑铃化合物,Dumbbell
1)Dumbbell[英]['d?mbel][美]['d?m,b?l]哑铃化合物
2)dumbbell-shape compound哑铃型化合物
1.The dumbbell-shape compounds, quaternary ammonium salts(3) of 4,4′-bipyridines bridged 2,2′-bipyridine in yields of about 90%, were synthesized by solid grinding at room temperature from quaternary ammonium salts(2) of N-substituted 4,4′-bipyridine which were prepared via the reaction of 4,4′-bipyridine and tosylate(or benzyl bromide) containing stopper in yields of 60%~90%.采用室温固相研磨的方法,4,4′-联吡啶与连有阻塞基的乙氧乙醇磺酸酯(或苄溴)反应,得到单取代的4,4′-联吡啶六氟磷酸盐(2),2再与α,α′-二(溴甲基)-2,2′-联吡啶反应,得到哑铃型化合物——2,2′-联吡啶桥连的双-4,4′-联吡啶六氟磷酸盐(3),收率约90%。

英文短句/例句

1.Study on the Synthesis of Dumbbell Molecule Shuttle Compounds by Method of Solvent-free;无溶剂法合成分子梭哑铃型化合物研究
2.A Fast Synthesis and Analysis Method of Dumbbell-Shaped Defected Ground Structure哑铃型DGS的快速分析和综合方法
3.Synthesis and Characterization of Poly(Ethylene Glycol)-Polysiloxane Barbell-Like Block Copolymers聚乙二醇-聚硅氧烷哑铃形嵌段共聚物的合成与表征
4.Application and practice of dumb-bell-styled management model;哑铃型扁平化管理模式及实践——江苏苏净集团有限公司调查
5.Discussion on Calculation Pattern of Concrete-Filled Steel Tube with Dumbbell-shaped Section钢管混凝土哑铃型截面计算模式分析
6.Dumbbell Tenement: For Low-income City Residents During the Earlier Urbanization in America美国城市化初期的贫民住宅——“哑铃公寓”
7.An Analysis of Founding the Dumbbell-shaped Structure of Military Economy through Virtual Management;以虚拟经营实现“哑铃型”军工经济结构思想探析
8.Elasto - plastic Analysis for CFST Arch Ribs with Dumbbell Sections;哑铃型钢管混凝土拱桥的面内弹塑性分析
9.Constructing Dumbbell Type Corporant Management Model and Attentive Problems;构建“哑铃型”企业经营模式及注意的问题
10.Model Tests and Calculation Method Study on Dumbbell Pile′s Bearing Capacity哑铃桩模型试验与承载力计算方法研究
11.Three-dimensional classification and surgical strategy of inner and outer cervical spinal canal dumbbell tumors颈椎管内外哑铃形肿瘤Toyama分型及手术治疗策略
12.A heavy object, such as a dumbbell, lifted for exercise or in athletic competition.投掷器械用于锻炼或体育竞赛的重物，如哑铃
13.The Design and Synthesis of Cyclophynes Like Dumbbell with Template基于模板的哑铃状环芳分子的设计与合成
14.Changes in National Interests of USA After Cold War and Dumbbell Strategy;冷战后美国国家利益的变化与“哑铃战略”
15.COLLAR-BUTTON PROSTHESIS IN RECONSTRUCTION OF CANINE ESOPHAGUS应用哑铃型人工食管对犬的食管重建的实验研究
16.Change in Osmoregulation Substances in Potato under Mixed Slat Stress混合盐胁迫下马铃薯渗透调节物质含量的变化
17.Results The primary ossification shape of the talus manifested from roundness to ellipse and presented dumbbell appearances gradually.结果　距骨原发骨化形态 ,从圆形到椭圆形 ,逐渐呈哑铃状外观。
18.Microbial Transformation of Aristolochic Acid Compounds and Their Cytotoxicity Comparison on HK-2 Cell;马兜铃酸化合物的微生物转化及其对HK-2细胞毒性的研究

相关短句/例句

dumbbell-shape compound哑铃型化合物
1.The dumbbell-shape compounds, quaternary ammonium salts(3) of 4,4′-bipyridines bridged 2,2′-bipyridine in yields of about 90%, were synthesized by solid grinding at room temperature from quaternary ammonium salts(2) of N-substituted 4,4′-bipyridine which were prepared via the reaction of 4,4′-bipyridine and tosylate(or benzyl bromide) containing stopper in yields of 60%~90%.采用室温固相研磨的方法,4,4′-联吡啶与连有阻塞基的乙氧乙醇磺酸酯(或苄溴)反应,得到单取代的4,4′-联吡啶六氟磷酸盐(2),2再与α,α′-二(溴甲基)-2,2′-联吡啶反应,得到哑铃型化合物——2,2′-联吡啶桥连的双-4,4′-联吡啶六氟磷酸盐(3),收率约90%。
3)dumbbell-shaped compound哑铃型化合物
1.Molecular shuttle locate foreland research field in organic chemistry, they are composed of one cyclic compound and a dumbbell-shaped compound.哑铃型化合物作为构筑轮烷和分子梭的关键砌块,本文综述了现在所报道的含4,4’-联吡啶哑铃型化合物的类型和合成方法,4,4’-联吡啶的成盐反应一般是以无水乙腈为溶剂,加热回流数天,产率很低,同时有副产物产生,产物的分离、纯化困难。
4)dumb-bell sets组合哑铃
5)barbell-like block copolymers哑铃形共聚物
6)Dumbbell[英]['d?mbel][美]['d?m,b?l]哑铃
1.Synthesis and Characterization of a Novel Azo Compound with 'Dumbbell Shape';“哑铃状”偶氮化合物的合成与表征