background projection
背景放映(合成摄影)

• index of refletion
• index of refraction
• index of refratcion
• index plate
• index profile
• indicating calliper
• indicating device
• indicating gague
• indicating lamp
• indicating mechanism
• indicating micrometer
• indicating range
• indication error
• indication lag
• indication of measuring instrument
• indication ragne
• indicator
• indicator tube
• indicatrix
• indictrix of diffusion
• indifferent equilibrium
• indifferent gas
• indiffused crystal waveguide
• indigo
• indine absorption