The cylinder is made of oranic glass. Place less than 0.01 g of nitrocotton in fire-catching tube and press the piston violently. Fire can be seen in it.
英
美
释义
筒体用有机玻璃制成,将小于0.;01克的硝化棉放置在引火仪筒中,迅速加力向下压缩活塞,即可见到明亮的火光。
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