• When an electric field is applied to the electrodes the piezoelectric material translates this into a mechanical strain along its radial axis, causing it to vibrate.

    两个电极之间形成电场时,压电性物质便将电场转化为沿径向机械压力使纤维震动

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  • The field is radial.

    散射状的。

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  • It is found that in lined ceramic the radial cracks is caused by compressive stress field and net cracks caused by heat stress field.

    研究表明内衬陶瓷层中主要分布着应力场所造成径向裂纹应力场所引起网状裂纹;

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  • Neoclassical transport theory for tokamaks in the presence of a radial electrical field with shear is developed using Hamiltonian formalism.

    应用哈密顿动力学理论,提出了径向电场存在情况下新经典理论

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  • However, the influence on the radial distribution of the z-axial component of the electric field is small.

    各腔长度变化对纵向分量径向分布影响很小

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  • The effects of swirl number of primary swirler and radial swirler, area ratio and sleeve divergence angle on the cold flow field of double swirl air intake were investigated.

    试验研究径向涡流面积套筒扩张等参数双旋进气装置态流影响

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  • A design method of axial and radial shim coils for highly homogeneous field magnets is presented.

    本文磁体轴向径向校正线圈设计方法进行了讨论。

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  • The numeric solutions on magnetic field of plane helix was solved by MATLAB, it helps to design radial guiding magnetic in engineering.

    利用MATLAB数值求解密绕平面螺线磁场分布,所得结论对于工程径向导引磁场的设计具有重要的参考价值。

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  • The centrifugal force, radial force and tangential stress inside hydro? _cyclones were analyzed. The process of test technology for pressure field was designed.

    介绍了静态水力旋流器压力理论分布规律,研究了旋流器内部受到离心力、径向作用力应力的情况。

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  • The analyses show that azimuthal polarization compared with radial polarization has better energy focusability in the far field.

    分析表明径向偏振光束相比,环向偏振光束具有更好能量集中度

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  • The phase-adjusted focusing laser accelerator requires a laser field with special polarized distribution------a radial polarization.

    调相聚焦激光加速原理要求激光具有一种特殊偏振分布——径向偏振分布。

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  • This paper put forward the recurrence formula for radial average values of three-dimensional line potential central field.

    给出三维线性中心场不同次径向平均值一般递推公式

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  • We discussed the stability of both radial movement and axis movement of charged particle in infirm focusing magnetic field and obtained the term of stability.

    我们探讨聚焦磁场带电粒子轴向径向运动稳定性问题,得到稳定性条件

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  • This paper discusses the optimum design for laminated plates which can bear the internal pressure and simultaneously the one dimensional and unstable temperature field in the radial direction.

    讨论内力法向稳定温度同时作用复合材料层合优化设计

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  • It has been proved by the field experiment that the method of rotary radial jet discharging gas accumulating in upper corner of coalface is really safety, dependable, economical and validly.

    试验表明旋转径向射流安全可靠经济有效排放隅角积聚瓦斯

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  • A new pseudo three-dimension (P3D) hydraulic fracturing model is built up by modifying the original single dimension fluid field with the local radial fluid field.

    局部径向假设流场假设进行修正,建立新的三维模型

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  • There are mixed magnetic field system of axial and radial in hybrid stepping motors, and the magnetic field in the gap (or teeth layer)is distributed uneven along the axial direction.

    混合式电动机内部径向混合系统,气隙齿磁场沿电机轴向非均匀分布,将问题简化为二维磁场后要得到精确结果有一定的困难。

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  • The wind field retrieval data are obtained by plied MUSCAT technique to transact the rude radial velocity data which were observed by dual-Doppler radar volume scans.

    资料双多普勒天气雷达同步立体扫描数据通过MUSCAT技术,反演出

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  • POD was mainly distributed in the radial walls of the cambial cells and expanding xylem cell, especially at the corner of cell wall and cell wall close to the primary pit field.

    形成层细胞阶段伸展生长阶段,POD主要分布壁上尤其是细胞壁角隅处和初生纹孔附近细胞壁。

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  • The torsional deflection of spiral winding for the large power transformer is mostly caused by the common effect of the axial current component and the radial leak magnetic field.

    大型电力变压器螺旋线圈扭转变形主要由于轴向电流分量向漏磁场共同作用所产生的。

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  • The height of quantum dot has more influence on luminescent properties than the radial of quantum dot with the built-in electric field.

    量子高度变化对量子点发光性质影响要比量子点半径的变化量子点发光性质的影响明显。

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  • The effect of confining magnetic field on the radial profile of axial electric field is studied.

    研究了约束磁场轴向电场径向分布影响

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  • The paper analyses the evolution of Doppler velocity and the structure of the wind field during a infrequent snowstorm of earlier spring taken place in Yantai by using Doppler radial products.

    利用勒雷达资料对烟台市次初春暴雪天气多普勒速度和风结构特征进行了分析

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  • The utility model relates to the field of radial drilling machines, in particular to a bench drill with a lifting device.

    实用新型涉及摇臂钻床领域具体一种起吊装置台钻

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  • At last, we simulate the characteristic of near wall conductivity of the sheath with groove by locating the groove sheath model in the axial electric field and the radial magnetic field.

    最后外加径向磁场轴向电场条件下,模拟计算了矩形沟槽鞘层传导特性

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  • There is low speed area near the axle, its radial s peed field is small but still exists beyond the blade radius.

    径向速度虽然在径范围内较小一定值。

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  • The central 60% of the field (radial) display stars that are point like, beyond that aberrations gradually increase.

    视场中间的60%星点成像不错,接近为一个点

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  • The central 60% of the field (radial) display stars that are point like, beyond that aberrations gradually increase.

    视场中间的60%星点成像不错,接近为一个点

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