angle-dependent optical effect
nonlinear optical effect
Optical doppler tomography
Doppler effect
多普勒效应
多谱勒效应
多普勒声光效应
都卜勒效应
多卜勒效应
Doppler效应
多普勒效应定向仪
多普勒频率
音差效应
杜卜勒效应
都普勒效应
多普勒
Harmonic Doppler effect
ultrasonic Doppler effect
effect and adverse effect
Effect size effect magnitude
reducing toxic effect and enhancing therapeutic effect
skin effect and proximity effect
(OCR) Optical Character Recognition Equipment(OCR)
(OTDR) Optical Time-Domain Reflectometers(OTDR)
1 550 nm optical fiber transmission system
1 550 nm optical transmission
1 550nm Optical Transmission
1550 nm Optical network
157nm optical lithography