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lvyanwei91銅蟲 (小有名氣)
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[交流]
【求助】金屬鉬的線膨脹系數(shù)!
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各位蟲俠,急切求助呵,最近本人在做一個(gè)金屬鉬熱膨脹現(xiàn)象的研究,可是查遍了資料,對(duì)于現(xiàn)有的金屬鉬的熱膨脹系數(shù)的資料,只有線膨脹系數(shù)為(293-373K)范圍內(nèi)的數(shù)據(jù),并且均為4.98*10-6,而我的研究溫度范圍約為1600℃~25℃范圍,不知哪位蟲俠有相關(guān)方面的數(shù)據(jù),或者資料,望不吝賜教!! 如有鎢和鉬的更好。嘿嘿,多謝多謝! |

銀蟲 (小有名氣)

木蟲 (正式寫手)
銅蟲 (小有名氣)

木蟲 (正式寫手)
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這幾本書上有你要的數(shù)據(jù): 1. D.R. Lide, (Ed.) in Chemical Rubber Company handbook of chemistry and physics, CRC Press, Boca Raton, Florida, USA, 79th edition, 1998. 2. A.M. James and M.P. Lord in Macmillan's Chemical and Physical Data, Macmillan, London, UK, 1992. 3. G.W.C. Kaye and T.H. Laby in Tables of physical and chemical constants, Longman, London, UK, 15th edition, 1993. 4.J.A. Dean (ed) in Lange's Handbook of Chemistry, McGraw-Hill, New York, USA, 14th edition, 1992. |

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