下行子波 downgoing wavelet

均行质子磁共振波谱 Hydrogen proton magnetic resonance spectroscopy ; HMRS

行波电子直线加速器 travelling wave electron linear accelerator ; travelling wave electron linac

声子行波放大器 phonon traveling wave amplifier

行波量子放大器 travelling-wave maser

行波离子迁移质谱 TWIM MS