查询词典 spherical bessel function

Most respondents believe that spherical shade, column or cone lamp stand and elliptical lamp socket are better pattern elements matching the encouragement image. The highest mean of the matched pattern combination is "spherical x column x elliptical shape".

多数受测者认为具「鼓舞」造形意象的形态元素组合为，灯罩为圆球、灯柱为长柱状或是椎柱状、灯座为扁圆状较佳，其符合形态组合平均数最高为〝球状x长柱状x扁原状〞。

The slide-way of DF-8 high-strength, steel-base modified polyformaldehyde composite material is a kind of five-layered composite material composed of steel base, small-grained spherical copper powder, large-grained spherical copper powder, screw copper nail layer, superficial plastic, with the bearing structure.

DF-8高强度钢基改性聚甲醛复合材料轴承是由钢基体、小颗粒球形铜粉、大颗粒球形铜粉、螺旋铜钉、表层塑料构成的五层复合材料轴承。

The slide-way of DF-8S high-strength, steel-base modified polyformaldehyde composite material is a kind of five-layered composite material composed of steel base, small-grained spherical copper powder, large-grained spherical copper powder, screw copper nail layer, superficial plastic, with the slide-way structure.

DF-8S高强度钢基改性聚甲醛复合材料滑道是由钢基体、小颗粒球形铜粉、大颗粒球形铜粉、螺旋铜钉层、表层塑料构成的五层复合材料。

The large-grained spherical copper powder is well compatible and binds securely with the small-grained spherical copper powder. Moreover, the large-grained copper powder has greater gaps between the grains.

小颗粒球形铜粉与钢基体接触面积大，烧结过程中结合牢固、充分，大颗粒球形铜粉与小颗粒球形铜粉烧结相容性好，结合牢靠，并且大颗粒铜粉之间的间隙大，改性聚甲醛可以深埋在大颗粒铜粉的间隙中，使改性聚甲醛工作更可靠。

In order to solve finish machining problem of spherical gear,a precision grinding process based on generative method has been designed by using the mesh motion between the spherical gear and the plate grinding wheel .

为了解决球齿轮的精加工问题，设计了在范成法加工条件下利用球齿轮与盘形砂轮的啮合运动来加工球齿轮的精密磨削加工方案。

Fittings series lasers have: a dedicated optical laser lens (spherical and non-spherical), laser diode driver circuit boards and with TTL modulation drive plate, laser-specific power supply (with a soft-start and reverse polarity protection).

激光器配件系列有：激光专用光学透镜、激光二极管驱动电路板及带TTL调制驱动板、激光器专用电源（具有软启动及极性反接保护）。

Split Plummer block, whose cap and base can be separated, mainly bear radial load. It fits for self-aligning spherical roller bearings or self-aligning spherical ball bearing.

轴承座知识剖分式轴承座的上盖和底座可分离，主要承受径乡向载荷，适合于圆柱孔和圆锥孔的调心滚子轴承和调心球轴承。

Moreover, three Chinese patens have been applied regarding the clean preparation of the spherical cellulose adsorbents and spherical lignin adsorbents.

目前，已在球形纤维素珠体以及木质素吸附剂的制备方面申请了三项国家发明专利（专利申请号为：03118969.5、03118968.7和

Japan IKO needle-type needle-like shell to maintain needle-type Rotary cut type needle roller bearing composite thrust bearing inner wheel sliding bearing rod end spherical bearings spherical joint bearing L-shaped linear bearings.

日本 IKO 针状保持型针状薄壳型针状旋削型针状复合型滚子轴承推力轴承内轮球面滑动轴承杆端轴承球状L形关节轴承直线轴承。

For this project, in virtue of the experimental observations on the vertical vibrator,the invert torsion pendulum and the vertical pipe with capillary outlet,and by using numerical simulations of the discrete element method, the mixing and segregation of granular materials of spherical and neraly spherical shape with the different size and different density under the vertical vibration or parallel shear motion have been researched, and the relationship between the macroscopic segregation properties and the microscopic characteristics of granular materials and the outer actions has also explored. The theoretical model and method describing the mixing and segregation of granular materials is developed.

本项目通过在垂直振动台、倒扭摆、带毛细出口的竖直玻璃管等装置上进行实验观测，并采用以离散元方法为主的数值模拟，研究了具有不同粒子尺寸、密度的球形或近球形颗粒物质在具不同结构形状容器中垂直振动和剪切运动时的粒子混合和偏析情况，探索颗粒材料流的宏观偏析特性与微观特征量及外部作用间的关系，发展描述颗粒物质混合和偏析的理论模型和方法。

When this condition occurs, inbound replication with the source partner is stopped on the destination domain controller and event ID 2042 is logged in the Directory Services event log.

计算机密码学是研究计算机信息加密、解密及其变换的科学，是数学和计算机的交义学科，也是一门新兴的学科。

Instructions: click on the thumbnails to see a larger image, then use the left-right arrow keys to scroll through the slideshow.

使用说明：滑鼠点在小图上即可放大观赏。开启后键盘左右键可用来换照片。