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- forward wave tube 正向波电子管
- Engaged in the research and development of solid state transmitter, traveling-wave tube transmitter, and Klystron transmitter as well as high-power power supply. 从事固态发射机、行波管发射机、速调管发射机、高功率电源的研究与开发。
- In the wave physical property, Cunkou is the forward wave and the reflected wave convergence point. 在波的物理特性上，是正向波与反射波的交汇点；
- The sound absorption coefficient of the material was tested by standing wave tube method. 采用驻波管法测试材料的吸声系数。
- Based on the test technique of standing wave tube with double microphones, a four-sensor method is developed. 同时,将双传声器驻波管测量材料声阻抗的原理,推广到四传声器法测量压缩机消声器的传声损失。
- Traditional methods to measure absorption coefficient are standing wave tube and reverberation which have some shortcomings. 摘要传统的吸声系数测量方法主要有驻波管法和混响室法，而驻波管法和混响室法都存在着一些缺陷。
- The mechanism of suppressing mode competition in gyrotron traveling wave tube amplifier with helical corrugation is illuminated. 阐述了螺旋波纹波导回旋行波管克服模式竞争的机理。
- Dynamic thermal dissipation of cathode module in electron gun of traveling wave tube(TWT) were theoretically simulated with a newly-developed model. 阴极作为行波管的“心脏”,其内部结构的热耗散是影响行波管预热时间的关键问题,热传导和热辐射是引起阴极组件内部热耗散的最重要因素。
- Based on this work, a broadband and a narrowband disk-loaded waveguide for the relativity traveling wave tube are designed. 在此基础上设计了可用于相对论行波管的一种宽带和一种窄带的盘荷波导结构。
- In assigning the port hydraulic structure, the most dangerous wave to act on breakwater is not all forward wave and it is more practical to consider the action of the diagonal wave. 在港口水工建筑物布置中，最危险的波浪并不都是正向作用于防波堤的，考虑斜向波的作用更符合实际。
- high-power forward-wave tube transmitter 大功率前向波管发射机
- In the dissertation, the coaxial disk-loaded cylindrical waveguide used in SWS of Relativistic Traveling Wave Tube(RTWT) is discussed . 文中讨论了应用于相对论行波管的同轴膜片加载圆波导慢波系统。
- It shows that the well-known 3 DB gain-bandwidth definition for ordinary helix traveliny wave tube can still be used for super-wide-band traveling wave tube. 增益参数工作区域图说明,超宽频带行波管增益通频带仍可采用通常螺旋线行波管增益通频带三分贝的原有规定。
- High efficiency and high linearity space traveling wave tube (TWT) is required for satellite communication system as a high power, high gain microwave amplifier. 摘要作为卫星通讯系统所用的高增益、高功率微波放大器件，行波管的效率和线性是非常重要的。
- We compare which method has the best convergence of the squared magnitude of the power amplifier output error for a memoryless Travelling Wave Tube Amplifier (TWTA). 本篇论文中，针对无记忆性的放大器模型比较三种转换对照表更新方法对于放大器输出的错误误差收敛快慢。
- FWCFA Forward Wave Cross Field Amplifier 前向波交叉场放大器
- forward wave crossed-field amplifier 前向波正交场放大管
- cathode modulation forward wave amplifier 阴极调制前向波放大器
- forward wave cross field amplifier 前向波交叉场放大器
- A new type of sound absorbing material was made from super-strength gypsum and glass fiber and the sound absorp-tion coefficient of the material was tested by standing wave tube method. 以高强石膏为主要原料,内掺玻璃纤维,在发泡剂的作用下,制备出一种新型多孔吸声材料,采用驻波管法测试材料的吸声系数。
