词汇	cargo main
释义	cargo main 货油总管
随便看	harmonic differential equation harmonic differential form harmonic diffraction harmonic diffraction lens harmonic diffractive harmonic diffractive element harmonic diffractive lens Harmonic diffractive optical element harmonic dimension harmonic direction type harmonic disorder harmonic displacement harmonic distortion harmonic distor-tion harmonic distortion attenuation harmonic distortion factor harmonic distortionhd harmonic distortion level harmonic distortion measuring set harmonic distortion method harmonic distortion noise harmonic distortion of loudspeaker harmonic distortions harmonic distribution harmonic disturbance