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词语双键拆分为汉字：
双字的拼音、笔画、偏旁部首、笔顺、繁体字，双字字源来历，双字演变
两个，一对：一～鞋。～杠。～重（chǒng ）。～方。～管齐下。～豆塞聪（耳被堵塞，一无所闻）。～瞳剪水（形容眼珠的清澈）。智勇～全。盖世无～。偶，与“单”相对：～数。～号。加倍的：～料。～份。姓。……
键字的拼音、笔画、偏旁部首、笔顺、繁体字，键字字源来历，键字演变
安装在车轴头上管住车轮或使轴与齿轮等连接固定的零件，一般是用钢制的长方条（亦称“辖”）：关～。插在门上关锁门户的金属棍子：“掌授管～以启闭国门”。琴或机器上使用时用手按动的部分：～盘。～子。琴～。……
汉语拼音：shuāng jiàn
Polymerizable quaternary ammonium surfactants are easy to modify the materials through the polymerization reactions.
因其具有可聚合双键结构，使其易于通过聚合反应对材料进行修饰。The organic group further comprises at least one activating group on at least one carbon atom of the C-C single bond or double bond.
所述有机基团进一步包括至少一个在所述C-C单键或双键的至少一个碳原子上的活性基团。Monounsaturated fatty acid(MUFA) is a sort of fatty acids, including a double bond in its carbon chain.
单不饱和脂肪酸（MUFA）是脂肪酸的一种，其碳链上只有一个双键。Then a hexacyclic-ring system formed as a result of molecular recombination, based on which further dehydrogenation occurred.
然后经过重排又转变成了一个具有碳碳双键的六员环体系，并在此基础上进一步发生脱氢反应。Depending upon reaction conditions, the product may be a polyketone formed by addition polymerization of the ketene double bond.
随着反应条件的不同，产物可以是由烯酮的双键加成聚合得到的聚酮。The invention relates to visible light crosslinking polymer emulsion containing unsaturated double bond and a method for making the same.
本发明涉及一种可见光交联含不饱和双键的聚合物乳液及其制备方法。Therefore, we can clearly see that imine double bond is ond kind of important antibacterial functional group of these compounds.
因此，可以明确亚胺双键是该类化合物的重要抑菌官能团之一。The heat-resistance is improved by the addition of initiator to control the content of double bond.
通过加入适量的引发剂控制体系的双键含量，可有效提高SBS的耐热性。The block copolymer reacted with acryloyl chloride to obtain amphiphilic block copolymers with unsaturated double bonds at the terminal.
该嵌段共聚物再与丙烯酰氯反应得到末端带有不饱和双键的两亲性嵌段共聚物。双键晶体管
double bonding transistor.
双键结合的
double linked.
双键连接的
doubly bonded.
双键拔丝机
dual chain bench.
半环状双键
hemicyclic double bond.
非末端双键
nonterminal double bond
双键等价值
double bond equivalence.
非聚集双键
noncumulative double bonds
双键悬挂法
double catenary suspension.
双键的饱和
saturation of double bonds.
负电性双键
electronegative double bond.
半极性双键
semipolar double bond.
双键异构性
double bond isomerism.
非共轭双键
unconjugated double bond
共轭双键系统
polyenoid system.
双键合弹性层
two bonded elastic layer.
双键转位反应
isomerisation of double bond reaction.
共轭双键化合物
conjugated double bond compound
非共轭双键酸
unconjugated acid
含双键的聚己内酯
poly containing bond
所述哌啶环可含位于环中的双键。
The piperidine ring can have a double bond in the ring.
该哌啶环可具有一个双键在环中。
The piperidine ring can have a double bond in the ring.
所述哌啶环可含位于环中得双键。
The piperidine ring can have a double bond in the ring.
对羰基中碳氧双键键能的理解
Comprehension of Double Bond Energy Between C and O in Carbonyl Group
一个氧原子以双键与氮原子相连。
One atom of oxygen is linked to the nitrogen atom by a double bond.
碳碳双键和叁键加成差异的探讨
The Approach of Addition Difference Between Double and Triple Bonds of Carbon.
多烯一种包含许多双键的有机化合物
An organic compound containing many double bonds.
环外得双键得张力效应导致相反得结果。
With exocylic double bonds the effect of strain is in the opposite direction.
环外的双键的张力效应导致相反的结果。
With exocylic double bonds the effect of strain is in the opposite direction.
试论碳碳叁键比碳碳双键难于亲电加成
Comparison of electrophilic addition reactivity between acetylenic linkaya and vlevin bond