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- Two main problems in designing the main circuit of switching mode excitation controller are peek voltage and over current of switching device. 开关式励磁调节器主回路设计中需要考虑的两个主要问题是开关器件的尖峰电压和冲击电流。
- Abstract: For the purpose of estimating 2-D DOA of uniform circular array(UCA), phase mode excitation based UCA beamforming is employed to obtain real-valued beamspace manifold. 文摘:对均匀圆阵列(UCA)二维波达方向估计问题,运用相位激励模式波束形成技术,得到圆阵波束空间实值阵列流形。
- For the purpose of estimating 2 D DOA of uniform circular array(UCA), phase mode excitation based UCA beamforming is employed to obtain real valued beamspace manifold. 对均匀圆阵列 (U CA)二维波达方向估计问题 ,运用相位激励模式波束形成技术 ,得到圆阵波束空间实值阵列流形。
- This article gives the elementary analysis on why does high-order mode resonance arise and how to control it,and proposes several practical methods controlling high-order mode excitation. 对高功率电控铁氧体功率分配器产生高次模谐振的原因进行了初步的唯象分析,并提出了几种有效的高次模谐振控制方法。
- 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。
- 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。
- Study on Main Circuit of Switching Mode Excitation Controller 开关式励磁调节器主回路研究
- 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。
- higher mode P-progression distribution 高次P-级数分布
- 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。
- The higher officials knew there was a hen on. 高级官员们知道这里面有阴谋。
- Higher living costs have swallowed up our pay rise. 上涨的生活费用已经抵销了我们增加的工资。
- The airplane ascended higher and higher. 飞机渐渐升高。