以下为句子列表：
英文: Abstract: This paper introduces the choice and ramming of the refractories for the 12 t induction channel furnace，which is one of the import production facilities for producing “oxygen free” copper wire by upward-leading continuous casting.The cost of hom
中文: 文摘:介绍了引进无氧铜杆上引法生产线中12t有芯感应炉炉衬耐火材料的选用和砌筑工艺；运行状况良好，整个材料费仅为进口同类材料的1/5～1/8；该熔铜炉炉衬的成功砌筑和使用，为其他同类炉子炉衬耐火材料的国产化提供了范例。
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英文: As the free CaO in MgO-GaO refractories is easy to be hydrated, lots of work has been done to solve the problem with useful results having been obtained.
中文: 镁钙系耐火材料的弱点是其中游离氧化钙易水化的问题，围绕着这一问题，人们做了大量的工作并取得了一些有益的结论。
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英文: Corundum mullite product adoprs electrocast refractories .Through high pressure formation and high temperature burning ,this product has comparatively high refractoriness ,mechanical strength and slftening temperature under load .It can be widely used as
中文: 刚玉莫来石制品是采用电熔合成原料，高压成型，高温烧成的具有较高耐火度及机械强度，较高荷重软化浊的可广泛应用于各类工业炉高温、冲刷、侵蚀条件较苛刻的窑炉内衬的耐火制品。
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英文: Execution standard：The equipment is heating by intermediate frequency influence. It can test salg resistance of refractories by soaking and crucible, and test multi-sample.
中文: 制作依据：该设备采用中频感应加热，可用侵入法和坩埚法测试耐火材料的抗渣蚀性，并可同时做多个试样的测试。
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英文: Following the development of catalytic cracking technology and the increase of refining temperature ,this factory cooperates with China Petrochemical(Beijing) Design Institute to develop a series of refractories with high intensity ,good insulation abilit
中文: 催化裂化在炼油装置中地位举足轻重，近年来公司为适应催化、裂化技术的不断发展，设计研制了一系列强度高、隔热性能好、重烧线变化小、耐磨性能高的炼油装置用隔热耐磨衬里，产品理化性能国内领先，甚至达到或超过国外同类产品的指标。
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