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double bond

美英

na.【化】双键
网络双键接头；附条件债券；双链

复数：double bonds

double bond

double bond

英-汉英-英网络释义

double bond

na.

1.【化】双键

1

In cases of doubt the changes following hydrogenation , bromination or other chemical attack upon the double bond can be studied .

在有疑问时可以研究双键的氢化，溴化或其他化学反应所引起的变化。

2

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。

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7

The key to the system is the bond between the wheel and its hub , which is a double bond formed between two carbon atoms .

该系统的关键是轮子和轮毂的连接，它是用两个碳原子双拼而成的接口。

8

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。

9

Moreover, this potential nonwoven technology is claimed to double bond webs depending on mechanical entanglement and heat -fusible function .

蒸汽加固技术是一种依靠机械缠结力和热熔粘结作用双重加固的新型非织造技术。

12

Unbranched hydrocarbons having one double bond are named in the IUPAC system by replacing the ending -ane of the alkane name with -ene.

在系统命名法中，直链的、有一个双键的烃可通过将其相应烷烃名字的词尾 –ane 改换为 -ene 而得。

13

With the increase of double bond in HNBR, the glass transition temperature reduced and the elasticity improved.

双键含量升高，玻璃化转变温度降低，弹性增加。

15

The double bond is attacked by the oxygen, forming aldehydes and carbonyls.

双结合受氧的攻击形成乙醛和碳酸基。

18

One atom of oxygen is linked to the nitrogen atom by a double bond .

一个氧原子以双键与氮原子相连。

19

The symmetric structure of oxalic acid molecule and two carboxylic group on both ends ensure the stableness of C=C double bond.

草酸分子属于对称结构，两端的羧基使两个碳原子稳定化。

20

Control of water through the double bond toilet can save much water ?

通过双键马桶控制水量可以节约多少水呢？

21

The Alkene Double Bond : A Focus of Reactivity .

烯烃的双键：重点是反应活性。

22

Compared with diolefine rubber , EPDM has less double bond .

与二烯烃橡胶相比，EPDM 的双键很少。

23

The piperidine ring can have a double bond in the ring .

所述哌啶环可含位于环中的双键。

24

Determination of the Total Number of Double Bond in PVC by Catalytic Bromine Addition

催化溴加成法测定聚氯乙烯中总不饱和双键的含量

25

(A2) one or more compound having at least one polymerizable double bond at a terminal thereof or in a side chain thereof;

一种或多种在其端基或侧链上具有至少一个可聚合双键的化合物；

26

The shallow submersion great span double bond arches the tunnel excavating with the supports and protections

浅埋大跨径双连拱隧道的开挖与支护

27

The browning of colour with increasing dose due to the formation of carbonyl groups or double bond ;

羰基或双键的形成导致了其颜色变黄；

28

Modification of the Hyperbranched Unsaturated Poly (amide -ester ) by the Reaction of Double Bond

不饱和超支化聚（酰胺 -酯）中双键的接枝改性

30

Study on hydrogenation of partial double bond of styrene series thermoplastic elastomer

苯乙烯类热塑性弹性体部分双键氢化研究

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