反投射运算 back projection operation

简单反投射 Simple back projection

反射投影仪 episcope ; episcopic projector

反向投射 backprojection

反射投影器 episcope ; reflecting projector

反制投射器 countermeasure dispenser system

折反射式投影印相权 catadioptric projection printer

投掷反射带的导弹 snowflake

白光反射投影器 daylight episcope

反射投影 reflective projection