以下为句子列表：
英文: Abstract: Comparision is made between the characteristics of recovered WCand conventional WC by clectronic probe detection.In view of perfect crystal lization,less defect in the crystal and sufficient compound carbon,cemented carbide superior to conventio
中文: 文摘:用电子探针检测手段对比了回收碳化钨和一般碳化钨的不同特性，从回收碳化钨具有结晶完整、晶内缺陷少、化合碳充足等优良性能出发，用工艺优化手段弥补回收碳化钨氧含量高、夹杂物多等缺点，试制出了性能优于用一般碳化钨生产的硬质合金。
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英文: The inperfect crystal structure and its analysis for materials, is an elective course for the master graduate student, which include the crystallology principle, development of crystal diffraction, crystal determination and computer simulation of new phas
中文: 材料不完整晶体结构及其分析方法，为材料科学及工程等专业硕士研究生的选修课，内容包括晶体学基础、晶体衍射技术最新进展、新相晶体结构测定与数值模拟、固溶体与超结构分析、晶体结构修正与价键理论、不完整晶体结构分析、非晶结构分析等。
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