查询词典 symmetry

And the devices'properties and improve the properties to prepare the artificial boundary. The bi-epitaxial YBCO superconducting film with 45°grain boundary in a-b plane was made for the first time in China in this article by magnetic sputtering instrument that was designed and fabricated by ourselves. The x-ray θ～ 2θ scan 、Ф scan、rocking curve、non-symmetry diffraction and SEM、 TEM、AES etc. were utilized in the study.

为此，本工作采用自行设计制造的全金属密封超高真空磁控溅射设备，利用x射线θ～2θ扫描、Ф扫描、摇摆曲线、非对称衍射及SEM、TEM、AES等分析测试手段，在国内首次、也是至今唯一的一家，制得a—b平面内具有45°人工晶界的双外延YBCO超导薄膜，并进而得到双外延晶界Josephson结。

These latter ndings suggest that symmetry and sexual dimorphism advertise a common quality in faces or that that preferences for these facial cues are dependent on a common quality in the judges.

由这些结果推测，对称性与性别化程度普遍地呈现出一张脸的品质，或是对於这些脸部讯息的偏好取决於裁判的普遍品质。

The value of dipole moment can be conferred from the situation of the molecular symmetry, and vice versa.

偶极矩沟通了分子的微观结构与宏观性能特征，所以进行化合物偶极矩的计算和研究，具有十分重要的理论意义和工程价值。

Direction cosine analysis based on winmeil;2. According to the directioncosine formula in hexahedron tubular hea ter,the direction cosine of energy bind in inclined and symmetry tubular heater is stuided.

分析了用蒙特卡罗法计算加热炉辐射传热时能束的发射方向和行程长度，根据六面体加热炉中能束的方向余弦公式，对斜顶对称加热炉中发射能束的方向余弦进行了研究，得到了其修正公式，对斜顶壁面相交坐标进行了修正。

The launching direction and journey length of energy bind in calcula ting the radiation heat transferring in tubular heater by method of Monte-Carlo are analysed. According to the directioncosine formula in hexahedron tubular hea ter,the direction cosine of energy bind in inclined and symmetry tubular heater is stuided.

分析了用蒙特卡罗法计算加热炉辐射传热时能束的发射方向和行程长度，根据六面体加热炉中能束的方向余弦公式，对斜顶对称加热炉中发射能束的方向余弦进行了研究，得到了其修正公式，对斜顶壁面相交坐标进行了修正。

Based on an analysis of symmetry, the dispersion relations near the Δ valley in strained Si(subscript 1-x)Ge (0≤x.45)/(001),(111),(101) Si are derived using the KP method with perturbation theory.

基于对称性分析，应用KP微扰理论确定了应变Si(下标 1-x)Ge(0≤x.45)/(001)，(111)，(101)Si的Δ能谷附近的色散关系。

As for the symmetry and dissymmetry of directional complements, they have different presentation in different motions.

这种不对称现象主要与述语的语义特征及上下空间位置关系的隐喻义有关。

This angle distortion results from the rhombohedral symmetry of LSMO, when it is matched onto a cubic substrate. As the distortion angle is partially recovered in coherently LSMO films, the transition temperature T_P of the films almost approaches to that value of the LSMO bulk.

因此，菱形的LSMO匹配生长在立方单晶衬底上，除了受晶格参数失配引起的应变外，还存在另一种应变来自于LSMO匹配生长在立方衬底上引起的。

Concerning the distortionless linear transmission system,a new method-SSPD was put forward,which implements the precise time delay through a linear shift invariable system with unit impulse response symmetry.

从无失真线性传输系统的角度，提出了基于具有对称特性的单位冲击响应的线性移不变系统实现精确时延的方法——SSPD。

Framing fearful symmetry in an equation is no doddle.

毕竟，在一个等式的两边寻求平衡并非易事。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。