查询词典 orbital

This constitutes the first detection of orbital periodicity in high-energy gamma rays (20 MeV-100 GeV, HE).

这是在高能伽玛射线波段(20 MeV-100 GeV)首次探测到轨道周期性。

Besides, considering the differences of the galactic gravitational potential models, there is different influence for the distribution morphologies of all of the orbital parameters of the selected sample clusters .

此外，不同的银河系引力势模型对所选样本的轨道参数的分布形态也有不同程度的影响。

The orbital interaction was investigated by the examination of the coefficients of group orbitals and the energy correlation diagram.

从群轨道系数和能量相关关系，考察了轨道相互作用。

Objective To analyze dynamic enhanced CT signs of orbital hemangioma and to improve its diagnosis and differentiation .

目的 分析眼眶血管性肿瘤的动态增强CT表现，提高对其诊断和鉴别诊断的能力。

The C atom in ideal graphite crystals is hybridized in sp^2 orbital and forms covalent bonds with adjacent 3 other C atoms. The graphite crystals consist of stacks of parallel hexagonal net planar layers. These layers are integrated with Van der Waals attraction.

理想的石墨晶体是由碳原子以sp^2杂化轨道和邻近的三个碳原子形成共价键，构成六角平面的网状层片结构，层片之间以Van der Waals力相结合。

At last, HF/4-31G means was used to calculate the model molecules of the 4 complexes, the calculated results revealed the relationships between the bioactivity of Huperzine A analogues and the Mullicken Bonding Populations, Lowest Unoccupied Molecular Orbital energies of HupA analogues.

四个复合物模型分子的量子化学研究结果揭示了化合物的生物活性与复合物中化合物和酶之间的Mullicken键级、活性状态化合物的LUMO轨道能量等量子化学参数之间的联系，初步指出了阳离子-π作用的重要性。

If the elliptical orbit, the orbital half-length l Drive; if the parabolic orbit, is infinity; if hyperbolic orbit, for a l negative.

若是椭圆轨道，为轨道半长l径；若是抛物线轨道，为无穷大；若是双曲线轨道，为一l负值。

The most preferable substituents are methyl groups for positions R1 and/or R2, due to the existence of a hyperconjugation effect between the p z orbital of the central carbon atom and one of the C—H bond orbitals in methyl group.

当R1， R2位置是甲基时，由于碳原子的p z 轨道与甲基的一个C—H键轨道间存在强的超共轭效应，从而可以较大程度地降低α-氢转移反应的势垒。

Rarely, hypermetropia may be caused by conditions that indent and shorten the eyeball, such as orbital tumours behind the eye.

很少，远视的原因可能是条件，缩进，并缩短眼球，如眼眶肿瘤背后的眼睛。

Orbital bone compression or defect was seen in 22 eases, bone destruction with hyperostosis in 6 eases, bone sclerosis in 14 eases.

眶壁骨质受压、凹陷或缺损22例，骨质破坏伴眶壁硬化、肥厚6例，骨质增生硬化14例。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失