... cylinder screen printing press 圆压式丝网印刷机 high speed printing press 高速印刷机 plate printing press 铁皮印刷机 ; 凹版手摇印刷机 ...
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There is, perhaps, no need to explain what happened next: Until the advent of the Internet, no journalist needed to know how a high-speed printing press worked because its functions and capacities were known and fixed.
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