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Based on paper [1] and [2], this paper gives two generating algorithms to calculate and output the special conjunctive normal forms and special disjunctive forms of given propositional formulas automatically and formally.
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摘要在文[1]和文[2]的基础上，给出了命题逻辑中任一命题公式的主析取范式和主合取范式的自动生成算法，并实现了多个命题公式主范式的同时形式化输出。 |
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Based on past experience, this type of auto-hub bearing is the most dependable and reliable.
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基于过去的经验,这类型的汽车轮毂轴承是最值得信赖和可靠. |
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Based on pattern design of ancient Chinese buildings, this paper explores its ethical norms, rational spirit and philosophy, and expound the pattern design feature of the combination of rationality and emotion in possession of ancient Chinese buildings.
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摘要以中国古代建筑的形态设计为基础，探讨其蕴含的伦理规范、理性精神和哲学思想，阐明中国古代建筑所具有的融理情于一体的形态设计特征。 |
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Based on physical metallurgy microstructural evolution rule and experiential expressions, calculation module of coupling microstructural evolution of metal hot deformation process had been developed.
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摘要根据物理冶金组织演变规律和经验公式，开发了金属热变形过程耦合组织演变的计算模块。 |
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Based on plenty of experience and special welding technology on pressure vessel, and strict pressure vessel quality management system, we supplied great quantity of welding pump parts for domestic and international pump manufacturers.
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我公司凭借多年生产压力容器的经验和专业焊接技术，以及严格的压力容器质量管理体系，为国内外水泵制造厂提供了大量的水泵焊接部件。 |
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Based on poor glandular formation, necrosis, cellular atypia, nuclear pleomorphism, invasion of soft tissue and bone, and vascular permeation.
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主要基于腺管的结构分化不良，坏死，细胞异型性，核多型性，软组织和骨浸润以及血管浸润。 |
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Based on population and health data, this paper compares residents' health status and medical conditions in urban and rural areas, analyzes the problems in health status, medical condition and living environment of rural residents, discusses the roles of
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本文采用人口和卫生统计资料，通过比较城乡人口的健康和医疗卫生条件差异，分析了农村居民在健康、医疗卫生条件、生活环境的现状和面临的问题，探讨了新农村建设为提高农村人口健康素质的作用，提出了对提高农村人口健康素质的思考和认识。 |
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Based on practical equipment, the cooling principle and operation mode of the cooling air system for M701F type gas turbine manufactured by Mitsubishi Coperation in Japan have been presented.
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根据实际设备，介绍了日本三菱公司M701F型燃气轮机冷却空气系统的冷却原理和运行方式。 |
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Based on practice and borrowing the aesthetic concepts about elegant lines put forward by William Hecase, one of the most outstanding artists both in theory and practice, this paper makes a theoretical study on how to design and utilize elegant lines in d
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摘要文章在实践的基础上进行理论研究，借鉴英国艺术史上最具理论和实践水平的艺术家威康?荷加斯的美学线条概念，来分析服装结构设计中如何设计和运用美的线条，使服装款式设计艺术化、服装结构设计艺术化。 |
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Based on present layout of the foundry workshop of the Automobile Engine Company, and the technology reformation program for coming years, as well as by repeat comparing, the renewing and modifying scheme of the cupola dusting equipment was determined, an
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摘要结合杭州汽发铸造厂现有厂房布局，并充分考虑今后几年的技术改造规划，经多方论证，确定了冲天炉除尘设备更新改造方案，实施后效果明显：冲天炉火花熄灭器不再冒烟，处理后烟尘排放达标，并同时改善了生产作业环境。 |
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Based on present plant gene engineering techniques, some strategies to develop transgenic crops expressing multiple genes by constructing a multigenes expression vector or a number of expression vectors and then making one or more transformations or co-tr
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本文探讨了在利用植物基因工程技术的基础上，通过构建多基因或者多个表达载体，进行一次、多次基因转化或共转化方法获得转多价基因作物的一些策略，并进行了展望。 |
