波纹波导辐射器
Ripple-wall waveguide launcher
脉冲波组织多普勒成像
Pulsed wave-tissue Doppler imaging
三折螺旋波纹波导
Three-fold helical rippled waveguide
双板波纹波导
dual-plate rippled-wall waveguide
同轴波纹波导
Coaxial corrugated waveguide
dispersion relation
弯曲波纹波导
curved corrugated waveguides
curved corrugated waveguide
微波组织间加热
micro-wave heating among tissue
微波组织凝固
microwave tissue coagulation