1.
Conception of Second Copolymerization in situ to Modified PVC Characterized Unsaturated Double Bond;
含不饱和双键PVC原位二次聚合改性的构想
2.
Oxidation of milk fat may occur at the double bonds in the unsaturated fatty acids, giving rise to undesirable flavours (see Flavours).
不饱和脂肪酸的双键易发生氧化反应,并产生不良气味。
3.
"Olefin (or alkene) Any unsaturated hydrocarbon containing one or more pairs of carbon atoms linked by a double Bond (see covalent Bond, saturation)."
烯烃:含有一对或多对由双键连接的碳原子的一类不饱和烃。
4.
Study on Selective Reduction of Carbon-Carbon Double Bond of α, β-Unsaturated Carbonyl Compounds;
α，β-不饱和羰基化合物的碳碳双键选择性还原研究
5.
These oils typically contain large amounts of long-chain omega-3-polyunsaturated fatty acids, with up to six double bonds, and they are usually rich in vitamins A and D.
这些油主要含大量的长链∞-3-聚不饱和脂肪酸,有六个双键,它们常富含维生素A和D。
6.
The unsaturated link occurs in a cyclic system.
在环体系中存在不饱和键。
7.
Synthesis of a,β-Unsaturated Ketones Via Enamines(Ⅱ)--Synthesis of Symmetric Bis (α,β-Unsaturated Ketones)Synthesis of a,β-Unsaturated Ketones Via Enamines(Ⅱ)--Synthesis of Symmetric Bis (α,β-Unsaturated Ketones)
通过烯胺合成α,β-不饱和酮(Ⅱ)——对称的双-α,β-不饱和酮的合成
8.
Of or relating to long-chain carbon compounds, especially fats, having many unsaturated bonds.
多不饱和的具有许多不饱和键的长键化合物的，或与之关的，尤指脂肪
9.
Synthesis of the Complexes of Dimethylcyclopentadienyl Titanium(IV)or Zirconium(IV) and Substituted Acrylic Acid;
双环戊二烯基钛(锆)不饱和羧酸配合物的合成
10.
Synthesis and characterization of unsaturated liquid crystalline compounds based on bisphenol-F mesogen
双酚-F不饱和液晶化合物的合成与表征
11.
Study on Bicyclopentadiene Modified Unsaturated Polyester Resin by Two Stepped Procedure
二步法双环戊二烯改性不饱和聚酯树脂的研究
12.
Catalytic Activation of N-H, C-H Bond and Their Reactions with Olefins;
关于催化活化N-H，C-H键和不饱和烯烃反应的研究
13.
Syntheses of New Biferrocene Derivatives Containing a α,β-Unsaturated Carbonyl Bridge and Their Langmuir Monolayers
新型α，β－不饱和羰基桥联双二茂铁衍生物的合成及其成膜性
14.
Study on Process and Property of DCPD for Modified UPR;
双环戊二烯改性不饱和聚酯树脂工艺及性能的研究
15.
Synthesis and Characterization of Bimetallic Coordination Compounds Based on Cyanometalate Building Blocks;
基于不饱和氰根分子片的双金属配合物的合成与表征
16.
Studies on Modification of UP with Liquid Crystal Thermoset Bismaleimide;
液晶热固性双马来酰亚胺与不饱和聚酯树脂的共聚改性研究
17.
Mechanism Studies on the Diboration of Unsaturated Compounds Catalyzed by Transition Metals
过渡金属催化不饱和化合物双硼化反应的机理研究
18.
Synthesis and use study of dicyclopentadiene unsaturated polyester resin used for oil-modified coatings
油改性涂料用双环戊二烯型不饱和聚酯树脂的合成及应用研究