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这是一个用化学知识帮助侦破一起图纸失窃案的故事,它的主人公就是发现化学元素周期表的俄国著名化学家门捷列夫。那是19世纪末叶的事。沙皇的军事专家们研制出一种新型大炮,但大炮的图纸却失窃了。警察迅速包围了案件发生的地区,对出入该地区的人员严加检查,但始终没有发现可疑情况。但据潜入敌方的人员发来的可靠情报,秘密图纸上的内容已被一点点地带出这个地区。警方虽然焦急万分,但仍然束手无策。
This is a story of using chemical knowledge to help detect a theft of drawings together. Its protagonist is the famous Russian chemist Mendeleev who discovered the periodic table of chemical elements. That was the end of the 19th century. Czarist military experts developed a new type of artillery, but artillery drawings were stolen. The police quickly surrounded the area where the incident took place and inspected the persons who went in and out of the area quickly but found no suspicious circumstances. However, on the basis of reliable intelligence sent by personnel who have infiltrated the enemy, the contents of the secret drawings have been brought out of the area little by little. Although the police are extremely anxious, they are still at a loss.