能旋转的

In Chapter Ⅰ, based on the helical and rotational symmetries of nanotubes we study the energy dispersion relations and electronic wave functions.

第一章，基于碳管的螺旋和旋转对称性，研究了碳管的能带结构，得到了碳管的能量色散关系及电子波函数。

The equivalent form for the PI regulator in stationary form is deduced and a resonant link is proposed.

最后分析了旋转坐标系下能实现稳态无静养的比例积分器在静止坐标系下的等效形式，提出包含单次谐波内模的谐振控制器。

Hapgood ultimately revised key parts of his thinking because his calculations convinced him that the mass of the ice cap on Antartica could not destabilize the earth's rotation.

因为他的计算使他确信南极洲冰盖重量不能动摇地球的旋转，所以Hapgood最后修改了他想法的关键部份。

Simulation results of theimproved algorithm show that the proper rotation matrix is always obtained,which inturn improves the accuracy of the translation vector.

本文提出了增加旋转矩阵约束条件的改进方法，建立了共面特征点的共线性方程，得到了一种快速、准确且能全局收敛的位置、姿态测量算法。

Experimental results on the trademark image database show that the extracted features can describe the image shape better,and have good invariant property under translation,scale and rotation.

实验结果表明，距离分布信息熵能有效地刻画出二值图象的形状特征，并且具有良好的平移、旋转及尺度不变性，检索结果符合人眼的视觉感受。

That part of a track or band on a magnetic drum, a magnetic disk, or a disk pack that can be accessed by the magnetic heads in the course of a predetermined angular displacement of the data medium.

磁鼓、磁盘或磁盘组上的一条磁道或一组磁道的某个部分，在数据媒体旋转到预定的角度时，磁头能在该部分存取数据。

Though both alloys have very similar electronic band structures, the MOKE spectra exhibit quite different features.

虽然这两种合金具有非常相似的电子能带结构，但是它们的光电导谱特别是Kerr旋转却显示出明显不同的特征。

And mirror glassless grain-oriented silicon steel with ultra-low iron loss has found its attractive applications in manufacture of ultra-low loss and low noise transformers.

无底层取向硅钢具有良好的磁性能和加工性能，已在大型旋转电机领域获得应用；具有超低铁芯损耗的镜面无底层取向硅钢，如在张力涂层技术与工艺方面获得突破，在超低损耗和低噪音变压器等领域具有广阔的应用前景。

It is also possible, that some of the individual parts can be rotated, and the rest of them cannot.

这亦是可能的，这部分的个别部分可以旋转，其余的，他们不能。

The well of material rotates too quickly to be explained by the observed amount of gas.

这个区域的物质旋转很快，不能由射电观测到的气体的引力解释。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。