... box-type plate 匣形极板 box plate tappet 梭箱底板导盘 fire box plate 火箱板 ...
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inside fire box plate 内火箱板
fire box tube plate 火箱集管板
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Then the article content, the characters line up in accordance with the order placed in a box made of an iron plate, and then pressed flat on the fire heat, they can printed.
然后按文章内容，将字依顺序排好，放在一个个铁框上做成印版，再在火上加热压平，就可以印刷了。
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