如果我们考虑它的话，它是sigma键，对吧，它们沿着核轴方向靠近。
If we think about that, that's a sigma bond, right, they're coming together along the nuclear axis.
有时候它也叫核间轴。
当你把两个轨道合在一起，并在核间轴上有相互作用时，就形成了sigma键。
And a sigma bond forms any time you have two orbitals coming together and interacting on that internuclear axis.
任何时候两个轨道，在核间轴上直接到一起，你就能得到sigma键。
Any time two orbitals come straight on together in that internuclear axis, you're going to have a sigma bond.
因为我已经看出在Z轴，有一条线从这个核到那个核，没有连续电子。
Because already I can see there is a line of sight from one nucleus to the other with no electron density whatsoever.
一个三键，同样的也有沿着核间轴sigma键。
A triple bond, again is going to have one sigma bond on the internuclear axis.
由此定义液核地球的CIP轴，并对其进行解算。
Therefore, we have defined CIP axis of fluid core Earth and resolved it.
结果证明，在猫丘脑腹后内侧核内，三叉丘系终末可以形成轴一树、轴一体等单突触联系。
The synaptic relationships between the trigeminothalamic terminals and thalamocortical relay neurons were investigated in the ventroposteromedial thalamic nucleus of the cat.
通过引入异质形核模型、枝晶生长模型、几率形核基底模型，借鉴单元自动生长机制，仿真了等轴晶、柱状晶组织形成的过程。
Based on the cellular automata technique, the heterogeneous nucleation model, dendrite growth model and random nucleation model are used to simulate the formation of equiaxed and columnar dendrite.
核化温度升高后，样品边界定向生长的柱状晶组织减少甚至被等轴晶取代。
When the nuclear temperature increases, less columnar crystals at the border of the sample are observed and equiaxed crystals form.
其中，焊核为明显的再结晶等轴晶粒，晶粒明显细化；
The weld nugget had a dynamic recrystallized, fine isometric crystal structure.
公园改造以历史文脉贯穿全园，分为一轴、两脉、三核、五区，内设景点若干。
The reconstruction is based on history, composed of one axle, two lines, three centers, five zones.
考察了反应温度、催化剂用量、轴配体、苯乙烯浓度以及双核锰配合物的配体中桥链长度、刚柔性、氧杂原子及其构筑的冠环结构对环氧化反应的影响。
The influences of reaction temperature, catalyst amount, axial ligand, concentration of styrene as well as the length, rigidity and flexibility of the linkers were investigated.
潜艇推进系统据信是核、涡-电布置，包括一台压水反应堆（PWR）组成，采用单驱动轴。
The submarine's propulsion system is believed to be nuclear, turbo-electric arrangement, consisting of one pressurised water reactor (PWR), with one shaft.
利用三轴形变的相对论平均场（RMF）理论讨论了A-100核区手征双重带候选核的三轴形变。
The triaxial deformations of candidate nuclei of the chiral doublets bands in A - 100 mass region are investigated in a microscopic and self-consistent triaxial relativistic mean field (RMF) approach.
来自海马下托复合体皮质投射神经元轴突终末，在丘脑前核与投射至海马下托皮质的神经元树突形成非对称性轴-树突触。
In anterior thalamic nucleus corticothalamic projection neuron terminals form asymmetric synaptic contacts with HRP-labelled thalamocortical projection neurons by axo-dendritic synapses.
根据梯度分析的结果，提出环渤海经济圈城市之间的经济合作可以采取双核—圈层—轴带的模式。
According to gradient analysis results, proposes that the economic cooperation among the cities in Bohai sea surrounding economic circle can take dual-core, circle, axis pattern.
轴-体突触约占伏核内突触总数的2％。
The percentage of axo-somatic synapses in total number of Acb synapses was 2%.
用电子万能测试机于核的舌侧垂直牙体长轴加载。
通过构造一个与目标区域内接椭圆的相似椭圆，利用其长轴和短轴确定核函数带宽。
Through structuring an ellipse being similar with target window's inscribes ellipse, it use major axis and minor axis to identify band.
研究结果表明，向钢液中加入形核剂可有效地扩大等轴晶区。
The results show that adding medium carbon nucleating agents into high carbon steel grade can effectively enlarge equiaxed grain zone and fine grain size;
研究结果表明，在钢液中造成一定方向和程度的成分起伏，可以促进钢液生核，从而增加铸坯中等轴晶数量。
The experiment results show that special constituent fluctuation in certain direction and with enough strength in liquid metal can promote nucleation in liquid metal and increase...
研究结果表明，在钢液中造成一定方向和程度的成分起伏，可以促进钢液生核，从而增加铸坯中等轴晶数量。
The experiment results show that special constituent fluctuation in certain direction and with enough strength in liquid metal can promote nucleation in liquid metal and increase...
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