| 1. | Railway fixed equipment . thermit welding of rails . approval of a process
铁路固定设备.钢轨的热剂焊.工艺批准
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| 2. | Pressure thermit welding
压力发热焊接
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| 3. | Recirculating alloy raw material of high speed steel grinding dust smelting by silicon thermit process
硅热法冶炼高速钢磨屑再生合金原料
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| 4. | Railway fixed equipment . thermit welding of rails . welds performed by compagnies . performance and acceptance conditons of works
铁路固定设备.钢轨热剂焊.由compagnies执行的焊接.工程特性和验收条件
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| 5. | They are produced by the thermit - centrifugal method of the combustion synthesis , which is an achievement of the “ 863 ” plan project . this process reaches an internationally advanced level
采用燃烧合成技术领域的铝热离心法制备，是国家“ 863计划”项目成果。该技术具有国际先进水平。
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| 6. | Thermit reaction , a embranchment of shs , uses the natural oxide as a low cost raw material , which has more prominent economic profits than the direct - compounded material with elements
摘要热剂反应是自蔓延高温合成反应的一个分支，它采用成本低廉的天然氧化物作原料，比元素直接合成材料具有更显著的经济效益。
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| 7. | The alloyed self - propagating high - temperature synthesis technology has been investigated in this paper , by which ceramic lined compound pipes can be produced . after active carbon powder and alloy steel powder are added to the thermit , the self - propagating high - temperature synthesis reaction starts . the effect of carbon and alloy elements on the interlayer of the compound pipes has been studied
本文研究了合金化自蔓延陶瓷内衬复合钢管制造技术，即在铝热剂中加入活性碳粉或合金钢粉末，进行自蔓延高温合成反应，分析了碳和合金元素对复合钢管过渡层的影响。
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| 8. | This paper expounds the application of thermit and magnesium thermit as two representative thermit reactions in industry and lab fields and the development of thermit reactions , and then puts forward the shortages of the study on thermit reactions and the questions remained to research further
通过对工业和实验中最具代表性的两种热剂反应铝热剂与镁热剂反应研究及应用的介绍，阐述了热剂反应的发展状况，并指出了热剂反应研究的不足和有待进一步研究的若干问题。
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