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By using the expansion of spherical wave functions for a cylindrical wave function and with the help of the theory of hypergeometric functions, the Sommerfeld type integral contained in the electromagnetic fields is expressed as a rapidly and absolutely convergent series of spherical wave functions; and the coefficients of the series are the Legender Polynomials with the complex argument for the constitutive parameter.

应用圆柱波函数的球面波展开式和超几何函数理论,场分量中的索末菲尔德型积分被表示成快速、绝对收敛的球面波函数系展开式;展开系数是以物性参数为复宗量的勒让德多项式。

By using the expansion of spherical wave functions for a cylindrical wave function and with the help of the theory of hypergeometric functions, the Sommerfeld type integral contained in the electromagnetic fields is expressed as a rapidly and absolutely convergent series of spherical wave functions; and the coefficients of the series are the Legender Polyno...

应用圆柱波函数的球面波展开式和超几何函数理论,场分量中的索末菲尔德型积分被表示成快速、绝对收敛的球面波函数系展开式;展开系数是以物性参数为复宗量的勒让德多项式。

These feed steam through the straight passages in the piston to the two working volumes 3 and 2 at appropriate times, and force is exerted on the spring-loaded shutter sticking out of the cylinder.

这些饲料的蒸汽通过直通道,在活塞向两个工作卷3和2个在适当的时候,和武力施加于弹簧加载快门伸出的圆柱。

The friction between teeth of light-load precision involute spur gearing mechanism was studied by using of the line-contact isothermal EHL under the condition of the well-lubricating.

运用线接触等温弹流理论详细考察了精密轻载渐开线圆柱直齿轮在润滑良好情况下的齿间摩擦力,研究结果表明良好的润滑会使齿间摩擦对轮齿弯曲疲劳强度的影响显著降低但仍然不可忽视。

Using the method of Green's function, the coupling between conformal antennas is analyzed. The mutual coupling between the E plane and the H plane are calculated, and the effect of the curvature and space between to the mutual coupling are discussed.

本文利用格林函数法分析了微带天线阵元之间的互耦效应,得到了矩形微带单元阵元之间E面、H面的互耦结果,并讨论了圆柱曲率半径和阵元的间距对阵元之间互耦的影响。

The shielded rectangular cross section slab line with cylindrical inner conductors is of great importance to microwave engineering and design.

在具有圆柱内导体的叉指滤波器和梳状滤波器工程设计中,对屏蔽矩形板线特性阻抗的计算至关重要,只有通过计算,才能确定滤波器中各导体的自电容和耦合电容值。

Through road-testing tank bottom corrode disfigurement, in this text we count and classify all disfigurement and simplify the form of the disfigurement .

本文通过实地现场测量罐底腐蚀缺陷,对罐底实际缺陷进行了统计分类,简化了缺陷形状,并用漏磁场理论进行了分析,建立了罐底存在的点状腐蚀缺陷、圆柱状腐蚀缺陷、矩形槽状腐蚀缺陷的数学模型,并在最后提出了求解实际缺陷漏磁场的方法。

A new station moving method based on multi-common-point is developed with respect to improve the measurement precision of coaxiality of large cylinder surveying with theodolites.

为了提高电子经纬仪测量大型圆柱构件同轴度的精度,提出一种基于多公共点的测量转站方法,使得电子经纬仪可以在不严格调水平的状态下进行测量。

Transmitted electrons were finally detected by a channeltron electron multiplier operating in single-pulse mode instead of usual measuring current intensity, which can reduce the acceptance solid angle and the contribution of elastic scattering in the forward direction can be minimized effectively.

因采用了恒温控制作用室,以便较准确测量反应室的绝对气压值;同时采用静电型圆柱能量分析器,并用计数率测量模式代替通常的束流强度测量模式,从而可以大幅度减小接收立体角,抑制零度角的弹性散射贡献。

The use of perfectly matched layer in cylindrical coordinates avoids the wasted computation.

矢量基函数的使用消除了伪解问题,圆柱坐标完全匹配层的使用缩减了有限元网格,从而避免了无用的计算。

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The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力