1) Backward wave
返波
1.
Using two wave theory the start oscillation currents of backward wave oscillations(BWO) with three kinds of typical practical non homogeneous output circuits are analyzed and some corresponding conclusions are made.
本文利用二波理论对三种典型实用的非均匀输出线路的返波起振电流进行了研究并得出相应结论 。
2) BWO
返波管
1.
The 2mm-band microwave scanning heterodyne radiometer (MSR) in the HL-1M tokamak was upgraded by changing the BWO and upgrading the high voltage power supply and control system.
通过替换 2mm扫频外差接收机 (MSR)中老化的返波管 ,改进了MSR的高压电源和控制系统 ,研制了用于MSR的高增益、宽频带、低噪声中频放大器。
3) Backward wave oscillator
返波管
1.
Backward wave oscillators with coaxial structure:dispersion characteristics and PIC simulation;
同轴波纹返波管色散特性研究及粒子模拟
4) Backward wave mode
返波模式
5) ceaselessly come and go
往返奔波
补充资料：返返
1.形容往返不停。
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参考词条