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- higher mode coupling 高次波型耦合
- The common mode voltage in PWM motor drive system, common mode coupling circuits in conduction motor under high frequency and the common mode currents induced by the common mode voltage were analyzed. 分析了逆变器驱动电机系统中的共模电压、高频情况下电机内部的共模耦合通道以及共模电压在这些通道中产生的共模电流。
- Eigenmode characteristics as well as mode coupling coefficient between two cavities are studied by MAFIA and HFSS simulations, which prove the function of the new structure. 利用MAFIA和HFSS软件对本征模进行仿真,并分析了模式耦合特性,仿真结果验证了新结构的可行性。
- The higher modes have shorter periods than the fundamental mode and, moreover, they have higher velocities. 高振型波比基阶振型波周期短,波速高。
- The effect of thermally induced aberration on laser beam quality is analyzed based on mode coupling theory. The relation between coupling amplitude of ideal and aberrated fundamental mode and Zernike aberration is numerically simulated. 首先根据模态耦合理论分析了热畸变对光束质量的影响,并用数值方法得到理想基模和畸变基模耦合振幅与泽尼克(Zernike)畸变之间的关系。
- Although small QW has smaller optical confinement factor and smaller ratio of carriers injected into QW, it can provide higher mode gain because of its smaller mixing between valence bands. 小阱宽的量子阱虽然光学限制因子和载流子注入比例都较小,但由于其价带耦合小于宽量子阱,从而具有高的模式增益,说明量子阱的能带结构对其光学特性有决定性的作用。
- Comparing with small tank, the sloshing in large tank includes not only fundamental mode but also higher modes and its fundamental period is much larger than that of small tank. 从与小体积罐的比较可以看出,大型储液罐的液面晃动不只是以基本振型为主,前几阶振型对液面晃动的贡献也比较显著,并且液面晃动的基本周期比小体积罐的大很多。
- Interpretation of the relative importance of the higher modes is difficult since the higher frequencies tend to be closely spaced. 较高模态的相对重要性的说明也是困难的,因为较高的频率趋于挤在一起。
- The impact of piping to supports can excite higher eigenmode and results in an energy transfer from dominant lower modes into higher modes of vibration. 管道与支座的碰撞激发出系统的高阶振型,导致系统能量由低阶模态向高阶模态转移。
- Doctor Jianghai Xia in American Kansas University combined the fundamental mode with the higher modes, carried out the dispersion curve inversion by using the damping least square method, and Acquired preferable result. 美国Kansas大学夏江海博士将基模波和高模式波结合起来考虑,用阻尼最小二乘法进行瑞雷波的反演,获得了很好的效果。
- The Mode Coupling and the First-Order-Like Phase Transition 模间耦合与一阶类相变
- higher mode P-progression distribution 高次P-级数分布
- Characteristics of Mode Coupling Between Titled Cavities 倾斜腔之间的模式匹配特性
- Pupils who pass the test will be promoted to the next higher grade. 小学生只要考试及格就会升到高年级。
- The dockers are coming out on strike for higher wages. 码头工人将举行罢工要求增加工资。
- Sherman recommended that Clarke be disciplined, but higher-ups rejected the idea. 谢尔曼建议对克拉克进行纪律惩戒,但高层拒绝了这个意见。
- The Detroit auto workers went out for higher pay. 底特律的汽车工人为争取提高工资而罢工。
- A novel back-ward wave oscillator(BWO) with photonic band gap(PBG) structure is proposed. The PBG structure offers mode-confining and choosing mechanisms,restraining the lower modes and making the BWO operate at the higher modes. 提出了一种新型的具有光子晶体带隙(PBG)结构的返波振荡器(BWO),利用PBG禁带对BWO工作及输出微波模式进行调制,抑制低次模式,工作在高次模式。
- Analysis of Common Mode Coupling Currents in Inverter PWM Drive Systems 逆变器驱动电机系统中共模耦合电流的研究
- The higher officials knew there was a hen on. 高级官员们知道这里面有阴谋。