单键

词组短语

single bond

与单键相关的网络例句 [注：此内容来源于网络，仅供参考]

Using DFT combined with the orbital localized approach and Xu's covalence new concepts on a molecular fragment, it is concluded that the covalence of copper atom is 7 in 〓-type clusters and in inorganic fullerene-like molecule 〓, and there are Cu-Cu single bonds in 〓-type clusters.

应用DFT结合轨道定域化的方法和分子片共价的新概念，提出了在〓类簇合物和无机类富勒烯分子〓〓中Cu原子的共价为7，以及化合物中Cu-Cu单键的存在；解释了通常认为这类化合物中Cu-Cu之间没有成键作用而又不能回答较短的Cu-Cu键长的问题。

Mainly uses in flowered key hole broachings, the single key hole broaching as well as the plane broaching, the different shape surface broaching, the plane tooth profile broaching, the stair surface broaching, each kind of connecting rod and so on round hole broaching, different shape through hole broaching, each kind of gear the broaching, each kind of rack broaching, each kind of synchromesh broaching, each kind of brake pliers broaching, in each kind of air conditioning tubing cross valve seat the plane and so on.

主要用于圆孔拉削、异形通孔拉削、各种齿轮等花键孔拉削、单键孔拉削以及平面拉削、异形面拉削、平面齿形拉削、台阶面拉削、各种连杆拉削、各种齿条拉削、各种同步器拉削、各种制动钳拉削、各种空调四通阀座内平面等。

If two electrons go to the same particle after the cleavage of a single bond, the cleavage is called heterolysis.

P98 如果单键断裂后两个电子移到同一粒子上，该断裂称为异裂。

The user could control single key or multi-keys of ink fountain through the control interface of system. The system could read the preset parameter to finish the preset work of the ink fountain.

通过控制界面用户可以方便地进行单键或多键的控制，通过读取预置数据完成墨斗预置工作，大大降低设备工作准备时间，有利于印品自动检测和校准的实现。

Considering the good agreement between our experimental results with theoretical simulations, we conclude that C〓 adsorbs at the A and corner sites of Si (111)-(7×7) surface with one of its single bonds (5-6 bond).

结合实验结果，第一次指出C〓吸附在Si（111）-（7×7）表面A位和Corner位时是以其单键，即5-6键，吸附于该衬底表面。

Applied quantum chemistry calculating method and a series of calculating program, ground state energies of Cu-O four bonds which was periodical structure unit of CuO〓 plane, were calculated.

应用量子化学ABINTIO计算法，采用系列程序，分别计算了Cu-O单键、线形Cu-O双键，以及Bi系超导体CuO〓面的周期性结构单元Cu-O四键，在不同的几何构型下的基态能量，并计算了相应于CuO〓面的Cu-O四键在平衡几何构型下的一系列激发态能量。

However, if some of the hydrogen atoms are absent and the usual single bond between carbon atoms has been replaced by a double bond, then it is unsaturated.

但是，如果一些氢原子也没有和通常的单键碳原子之间已取代双键，那麼它就是不饱和。

Chemistry of an organic compound; containing two or more double bonds each separated from the other by a single bond.

指有机化合物；含有两个或者多个双键，其中每个键都通过单键与其他键分离。

The specificity of hydrogen ion catalysts, for example, is very broad, whereas many enzymes perform only a single function, such as hydrolysis of a single bond or bond type.

例如，氢离子催化剂的催化范围特性很宽，反之，许多酶执行的只是单一的功能，譬如一种单键或一种键型的水解。

To attaining longlived charge separated states, the new compounds 7 and 8 of C60-S-2-thioxo-1, 3-dithioles derivatives were synthesized by Diels-Alder cycloaddition reaction. The structures generated by AM1 were used as the initial configurations for the density functional optimization at the B3LYP/3-21G level for all carbon and sulfur clusters, and some geometry conformation indexes were obtained. We found that C60 has been half-packed by the curved 2-thioxo-1, 3-dithioles derivatives.

为了获得具有长寿命电荷分离态的[60]富勒烯－富硫衍生物有机功能分子，我们设计了用单键硫桥键联[60]富勒烯和硫酮衍生物的分子7和8，用半经验AM1方法得出最低能量的几何结构，在此基础上用密度泛函 B3LYP/3-21G方法，对其进行计算，得出电子相关的优化参数，预测其稳定性。

与单键相关的网络解释 [注：此内容来源于网络，仅供参考]

Speed dialing：(单键拨号)

2.消息(Message)功能a.文字短消息(SMS)的编辑、发送、接收、转发和存储等;b.多媒体短消息(MMS)的编辑、发送、接收、转发、存储和配置;g.单键拨号(Speed Dialing)h.号码分组(Caller Groups)a.闹钟(Alarm)b.日历(Calendar)c.计算器(Calculato

double bond：双键

只是分子的种类超级多,架构方式又相当学术化,例如连接分子间各个原子的"键"有单键(Single Bond)、双键(Double Bond)、三键(Triple Bond)之分;连接的性质又有氢键(Hydrogen Bond)、共价键(Covalent Bond)、离子键(Ionic Bond)等等,

ionic bond：离子键

只是分子的种类超级多,架构方式又相当学术化,例如连接分子间各个原子的"键"有单键(Single Bond)、双键(Double Bond)、三键(Triple Bond)之分;连接的性质又有氢键(Hydrogen Bond)、共价键(Covalent Bond)、离子键(Ionic Bond)等等,连接的型态更是千变万化,

peptide bond：键

肽键(peptide bond)是蛋白质分子中的主要共价键,性质比较稳定. 它虽是单键,但具有部分双键的性质,难以自由旋转而有一定的刚性,因此形成肽键平面(图2-3),则包括连接肽键两端的C═O、N-H和2个Cα共6个原子的空间位置处在一个相对接近的平面上,

Speed dials：(单键拨号)

Settings (设置) | Speed dials (单键拨号) | My numbers (本手机号码)

triple bond：三键

只是分子的种类超级多,架构方式又相当学术化,例如连接分子间各个原子的"键"有单键(Single Bond)、双键(Double Bond)、三键(Triple Bond)之分;连接的性质又有氢键(Hydrogen Bond)、共价键(Covalent Bond)、离子键(Ionic Bond)等等,

single bond：单键

只是分子的种类超级多,架构方式又相当学术化,例如连接分子间各个原子的"键"有单键(Single Bond)、双键(Double Bond)、三键(Triple Bond)之分;连接的性质又有氢键(Hydrogen Bond)、共价键(Covalent Bond)、离子键(Ionic Bond)等等,

single bond：單鍵 单键

single blind 單盲 | single bond 單鍵 单键 | single punch tablet machine 單銃壓錠機 单冲压片机

C-C Single bond：单键

Blend---共混 | C-C Single bond---单键 | Coefficient of expansion---膨胀系数

atoms can rotate freely about a carbon-carbon single bond：原子可绕碳-碳单键自由旋转

aspirin 阿司匹林 | atoms can rotate freely about a carbon-carbon single bond 原子可绕碳-碳单键自由旋转 | ball-and-stick model 球棍模型