... projection line 投影线 projection machine 投影机 projection manometer 投影压力计 ...
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放映时,将两条电影影片分别装入左、右电影 放映机 ( projection machine ),并在放映镜头前辨别装置两个偏振轴互成90度的偏振镜。
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sand projection machine 抛砂机
projection welding machine 凸焊机
projection weld machine 凸点电阻焊机
automatic projection photoetching machine 自动投影光刻机
ion projection lithography machine 离子投影光刻机
automatic c projection photoetching machine 自动投影光刻机
movie projector , bioscope
Another photo showed the machine, tripod-mounted and about the size of an old-style projection television and housed in blue plastic.
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