high speed projector
high brightness stationary cine projector 高亮度固定式放映机 high speed projector 高速放映机 high-altitude sounding projectile 高空气象火箭 ..
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他们告诉我，他们还造出了好几种替代系统，包括展出的那个具有旋转的玻璃球和高速放映机的完成品。
They had developed several alternative systems, they told me, including one that used a rotating mirror and a high-speed projector.
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