英：[ˈdʌbl bɔnd]
美：[ˈdʌbəl bɑnd]
double bond如何读
double bond是什么意思
双键
double bond英英释义
noun
a chemical bond in which two pairs of electrons are shared by two atoms in a molecule compare single bond, triple bond
noun
a chemical bond in which two pairs of electrons are shared by two atoms in a molecule compare single bond, triple bond
double bond_化学行业词汇
双键
double bond_医学行业词汇
双键
double bond词源英文解释
The first known use of double bond was in 1889
double bond儿童词典英英释义
double bondnoun
a chemical bond in which two atoms in a molecule share two pairs of electrons compare single bond, triple bond
double bond医学词典英英释义
double bondnoun
a chemical bond in which two pairs of electrons are shared by two atoms in a molecule and which is usually represented in chemical formulas by two lines (as in the formula for ethylene H2C=CH2) compare triple bond see unsaturated sense b
double bond 例句
1 Delta-8 looks much like delta-9 THC — the more common molecule in cannabis that makes people feel high — but has a slightly different structure, with a double bond located between a different set of carbon atoms.
2 Delta 8 has a double bond on the eighth carbon atom, while delta 9 has it on the ninth carbon atom.
3 Chemical Structure Delta 8 and Delta 9 have a similar chemical structure, with the only difference being the placement of a double bond.
4 Delta 8 contains a double bond on the eighth carbon atom, while regular THC has it on the ninth carbon atom.
5 The presence of this double bond alters how delta 8 THC interacts with receptors in our endocannabinoid system (ECS).
6 Similar in chemical structure to Delta 9 THC, Delta 8 has a double bond on the eighth carbon chain instead of the ninth.
7 Both compounds have double bonds within their molecular structures; however, these bonds exist in different positions.
8 However, there is a slight difference in the placement of a double bond in the chemical structure of delta-8, resulting in some distinct effects.
9 The triple bond does not usually react so vigorously at a carbon - carbon double bond.
三键在反应时一般不象烯烃中的碳 - 碳双键那样剧烈.
10 Compared with diolefine rubber, EPDM has less double bond.
与二烯烃橡胶相比, EPDM的双键很少.
11 The next bond is a double bond this happens when two pairs of electrons share.
另一种是双键,由两个原子共享二对价电子形成.
12 They react by adding other chemical agents at the double Bond to form derivatives or polymers.
这些化合物的最大用途在于双键与其它化学物质的反应.
13 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.
14 The peptide bond has substantial double - bond character and affects properties of proteins by limiting available information.
肽键实质上具有稳定的双键特性,并且通过限制有效信息来影响蛋白质的特性.
15 PU across - link agent double - bond ends is prepared by solvent polymerization with methyl methacrylate as solvent.
以甲基丙烯酸甲酯为溶剂,通过溶液聚合得到两端为双键的聚氨酯 交联剂.
16 It's especially applicable for polymers with double bond or rubber formulation with hydroxyl fillers.
JH-S69 最适用于在含双键聚合物或其共混物中采用含羟基填料的橡胶配方.
17 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。
18 Compounds containing two double bonds are called dienes.
包含两个双键的化合物叫做二烯烃。