airborne television system
机载电影系统

• shank
• Shannon's sampling theorem
• shape
• shaped beam
• shaped field stop
• shaped pitch-lap method
• shaped pulse
• shape factor
• shapeless
• shaper
• Josephson junction
• Josephson radiation
• Josephson tunneling
• Joseph von fraunhofer
• Joshi effect
• joule
• Joule's law
• journal bearing
• Joystick
• Judas optics
• Jumbo fiber
• jump
• jumper
• jump frequency
• jump function