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Based on the simulation results, the region and the degree of cavitation occurred in the flow passage of the turbine with a low water level at the outlet of the draft tube are examined, the cavitation performance of the turbine is also evaluated.
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根据模拟结果，考察了水轮机在低尾水位下运行时流道内空化发生的部位和程度，并对水轮机的空化性能进行了预估。 |
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Based on the situation of resource shortage, cost-first strategy and past experiences, the author offers an analysis on the idea of cost effectiveness and on how a technological engineer can lower product cost and improve enterprise efficiency on the prem
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摘要从我国资源短缺状况、成本领先战略与历史经验，论证了在大力推进技术创新的前提下，工程技术人员树立成本效益的观念，能从研发设计的源头降低产品成本、提高企业效益。 |
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Based on the situation, the school may notify the police or expel the student.
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校方视情节处理，报警、处分或开除。 |
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Based on the slaking curve and thermo-gravimetric curve of calcium lime, the rational cold compression molding techniques of calcium carbide were given.
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摘要通过分析生石灰的消化曲线和热失重曲线，提出了合理的电石成型工艺。 |
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Based on the slogan of “Science Originates From Human Being”,Waygoing has attracted a large amount of IT talents with explorative spirits and practical experiences and advocated modern enterprise idea of “sincerity,practice,high-efficiency and creativity”
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科技以人为本，伟功汇集了一批富有开拓精神和时间经验的业界精英，倡导“诚信、务实、高效、创新”的现代企业理念，视高质量的产品和完善的服务为企业立足之本，以满足电信业及企事业单位对NGN及IP语音应用的需求为己任――这是伟功永恒的追求。 |
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Based on the sociology, the paper mainly discusses the theory and method of humane and social sciences and considers that the homologous evaluation is not only a contribution to its prosperity but also an urge to coordinated evolution.
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摘要基于社会学的视角，通过对其评价现状的分析，主要对人文社会科学成果评价的理论和方法进行了有益探讨，认为其成果的科学、公正而有效地评价不仅有利于人文社会科学的繁荣，而且可以促使其良性协同进化。 |
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Based on the soft start theory, this article introducea a soft starter motor system based on the AT89C2051 microcomputer.
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采用AT89C2051微处理芯片为核心的电子电路，实现三相异步电动机平稳软起动，降低起动电流，限制起动转矩；并对电动机的欠流、过载等进行监测报警。 |
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Based on the solution set, the optimal approximation to a given matrix is constructed, and the necessary and sufficient conditions for the solvability of the problem are given and the expression for the solution is provided.
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讨论了用双中心矩阵反问题的解构造给定矩阵的最佳逼近问题，给出该问题有解的充分必要条件和解的表达式。 |
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Based on the solutions for both constant and variable bandwidth storages, their relationship is derived.
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在基于等带宽存储的求解法与基于变带宽存储的求解法的基础上推导出它们的关系。 |
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Based on the solving technique of explicit non-linear finite element method and the mechanism in ship-anti-collision equipment collision, this paper develops numerical simulation to collision process of a ship and an anti-collision equipment, then studies
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摘要在研究船－桥墩防护装置碰撞机理的基础上，结合实例探讨了碰撞问题中的诸多因家（如碰撞位置、防护装置的结构尺寸以及碰撞速度等的变化）对防护装置抗撞性能的影响，并据此对桥墩防护装置提出了改进意见：通过仿真计算，改进防护装置的板厚以及板上筋的结构尺寸；在防护装置的内围壁与桥墩之间放置橡胶吸能元件或在防护装置的外围壁安装橡胶护舷件，以加强防护装置的吸能作用。 |
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Based on the sound distinguishing characteristics of the tinnitus patients, an instrument of tinnitus treating which is combined with the acoustical theory is designed.
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摘要根据耳鸣患者的辨声特征，结合掩蔽音治疗耳鸣的声学原理，完成了耳鸣治疗仪的系统设计与实现。 |
