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煤古人称作石炭,初时又叫石墨。晋陆云(公元三百年左右)给他兄书说:“一日上三台(见下文),曹公藏石墨数十万片,燃时烟中人。”其后在后魏郦道元(公元五百年许的人)的水经注上,漳水下有注一段,节录如下: ?县西三台,中曰铜雀台,南则金虎台,北曰冰井台,上有冰室。室有数井,藏冰及石墨。石墨可书,又燃之难尽。亦谓之石炭。又有粟窖盐窖,以备不虞。今窖上犹有石铭存焉。左思魏都赋曰,三台列峙而峥嵘
Coal ancients called carbon, also called graphite. Jin Luyun (about 300 BC) said to his brother-in-law, “Three days a day (see below), Cao Gong possession of hundreds of thousands of pieces of graphite, burning smoke when the man.” Later in Wei Wei Tao Yuan Hundreds of people) water by the note, Zhang water under a note, excerpts are as follows:? County West three, said in the jade bird Taiwan, the South is the tiger Taiwan, north ice platform, ice room. Room a few wells, possession of ice and graphite. Graphite can be book, and burning of hard. Also referred to as carbon. Another salt pits cellar, in order to prepare. There are still on the cellar stone deposit Yan Yan. Left thinking Wei Dufu said, three columns stand and towering