球面度

For example, machining centers and flexible manufacturing technology, break through the many varieties of case processing technology difficulties; spiral bevel gear machining technology to solve high-speed sewing machine driving accuracy and functioning of the key issues of noise; holes line grinding processing technology to meet the needs a key-hole parts precision and roughness of the basic requirements; sphere processing technology, adapted to the high-speed packet transmission machine components both inside and outside the spherical exercise the continuous improvement of machining accuracy; precision casting process technology and advanced heat treatment technology for the development of industrial machine effective support.

例如，加工中心及柔性制造技术，通过对案件的处理技术困难，许多品种突破；螺旋锥齿轮加工技术来解决高速缝纫机发球准确率和噪音的关键问题发挥作用；孔磨削加工技术路线的满足需求的关键孔零件的精度和粗糙度的基本要求；领域的加工技术，适应高速数据包传输内外球面行使加工精度的不断提高机械零件，精密铸造工艺技术和先进的热为工业机器处理技术发展的有效支持。

The analytical model SAP2000 constructed for this study uses the exact same size as the steel structure used in actual experiments. As SAP2000 is an engineering structure used to design package software, we only need to input data of the various size, cross section of figured steel and material characteristic. We can further use the build-in link to simulate the motion behavior of spherical sliding isolators including the effective stiffness and the friction coefficient.

研究中所建立之SAP2000分析模型，其尺寸设计和实际试验钢构架完全相同，由於SAP2000软体是工程结构设计用之套装软体，因此我们仅需将钢构架各部位尺寸、型钢断面及材料性质输入即可，并且使用其内建隔震元素来模拟球面摩擦型隔震器之运动行为，其中包含有效劲度、摩擦系数等。

The algorithm automatically adjusts every image's inserting point by mapping multi-images onto a suitable sphere, to make accumulative average gray values of difference images on overlapped position be minimal, and then conversely maps the spherical image to plan image to finally get the stitched images.

该算法通过把多幅图像映射到一个合适的球面上，自动调整每幅图像的插入点，使得重合位置的差值图像灰度累积平均值最小，然后球面的图像反映射成平面形式，最终得到拼合图像。

Tungsten CMP is an important process to gain the global planarity of silicon wafers with tungsten plugs.

钨的化学机械抛光是用钨坯获得硅片球面平整度的重要工艺。

We can think of spherocylinders as a flat sphere and a flat cylinder glued together. They have power meridians of maximum and minimum , called primary merdians.

6可以想象，球柱面透镜有如一个平球面透镜和一个平圆柱透镜黏结在一起，具有最高和最低焦度的子午线，称为主子午线。

On the other hand, with the purpose of fuzzy feature extraction and fuzzy classification device design, the undulatory property of maximum and minimum scattering power corresponding respectively to the maximum and minimum eigen-polarization has been investigated in frequency domain. Furthermore, the anisotropy polarization degree of target, which is determined by both maximum and minimum scattering power of target, has been studied; meanwhile, the dynamic changing characteristic of eigen-polarization on Poincare polarization sphere has been investigated by means of the conception of polarization frequency stability, the research result shows that PSD value has a big jump near π, forming a sharp pulse, and different target has their individual distribution property of PSD pulse.

另外，围绕目标模糊特征提取及模糊分类器的设计，研究了目标最大、最小本征极化所对应的目标最大、最小散射能量随观测频率的起伏特性，考察了由目标最大、最小散射能量共同决定的目标的各向异性极化程度；同时，采用极化频率稳定度的概念，研究了本征极化在Poincare极化球面上的动态变化特性，在最大、最小散射能量相等的频率点上，PSD曲线呈现为幅度接近π值的尖锐脉冲，反映了目标极化散射结构对这一频率跳变极为敏感，但不同目标的这种PSD曲线特征又有很大的不同。

The semi-ellipsoidal surface will be replaced by a hemispheroidal surface in the next device design. The required surface roughness of the metallic parts should be as low as ＝0.05μm.

下一阶段的人工椎间盘将以半球形面取代半椭圆球面设计，并且需提出加工制造与抛光处理流程，要求表面粗糙度达到＝0.05μm以下，使表面间有较平顺的接触行为。

With our excellent processing technique,our company can process series of products such as spherical lenses,prisms,mirrors,reticles,circles,optical parts etc.

凭借精密的加工技术，本公司能生产球面透镜、棱镜、反射镜、度盘、分划板、镜头等系列产品。

Electron beam focusing ; space-charge effect ; emittance ; spherical aberration ; chromatic aberration.

电子束聚焦；空间电荷效应；发射度；球面像差；色散像差

Limits to the minimum spot size, imposed by space-charge effect, emittance and spherical and chromatic aberrations of the lens, are investigated by means of a five-order radial trajectory equation, the K~V envelope equation and an analytical method.

理论上，利用推导的非线性轨迹方程、K-V包络方程及解析方法研究了空间电荷效应、发射度、透镜球面像差和色散像差对最小焦斑直径的限制并对聚焦实验布局和参数进行了优化选择。

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