|
| Abstract: In this paper,reporter establishes a probability mod el of shaping machine to be repaired.The theory on repair ability of machine too l is discussed in detail.It approcached to a way of deciding optimum repairing p eriod,and given its calculate |
中文意思：
文摘:以一牛头刨床为例，建立了其失效的概率模型，论述了机床可靠性维修的理论，探讨了机床的最佳维修周期的界定问题及计算方法。 |
以下为相关句子列表(点击查看，可以看对应的解释）：
|
|
Abstract: In this paper,empirical Euclidean likelihood ratio statistics are constructed for parametric components in a partly linear model,and its theory asymptotic confidence regions are constructed for parametric components in a partly linear model.
|
|
|
文摘:构造了部分线性模型参数的经验欧氏似然比统计量，并讨论了它的极限分布，由此可构造部分线性模型参数的渐近置信域. |
|
Abstract: In this paper,first FE simulation algorithms for contact search,contact constraint,and the calculation of contact and friction loads were established based on the analysis for contact friction problem in sheet metal forming.Then the FE simulatio
|
|
|
文摘:本文在分析了板料成形过程接触摩擦问题特点的基础上，提出了接触搜索、界面滑动约束、法向接触力以及摩擦力计算等问题的有限元模拟算法，建立了板料成形过程接触摩擦问题的有限元模拟模型，最后通过数值算例与飞机蒙皮拉形模拟试验结果的比较，验证了此模型计算精度及数值稳定性良好。 |
|
Abstract: In this paper,geology of ore deposits,techni c al conditions,mining methods and blasting parameters of in-situ leaching uraniu m after blasting for an outcrop ore body are introduced.
|
|
|
文摘:介绍了某铀矿体原地爆破浸出的矿床地质，技术条件，采矿方法选择及爆破参数。 |
|
Abstract: In this paper,on the basis of the analysis of the risk attributes of the project cost control,the knowledge about the probability theory,linear regression and the other management theory is applied to establish the mathematical models concerned.
|
|
|
文摘:本文在对建设项目成本控制过程中的风险因素进行分析的基础上,利用概率论、线性回归和其它管理理论的有关知识建立了相关的数学模型,由此通过计算确定出项目成本控制风险管理的关键因素,并提出了相应的管理策略。 |
|
Abstract: In this paper,on the principle on modern control theory,by means of analyzing the structure and characteristic of the system safety state,the state equation and the dynamic model of the safety system was estabished.
|
|
|
文摘:以系统论、信息论、控制论为指导思想，结合安全系统工程现场实践，对开发、完善安全控制论的理论体系及其应用等方面研究成果作了简要介绍，包括安全控制论的数学模型，安全系统的控制方式，安全计量及其在安全评价等方面的应用。 |
|
Abstract: In this paper,reporter establishes a probability mod el of shaping machine to be repaired.The theory on repair ability of machine too l is discussed in detail.It approcached to a way of deciding optimum repairing p eriod,and given its calculate
|
|
|
文摘:以一牛头刨床为例，建立了其失效的概率模型，论述了机床可靠性维修的理论，探讨了机床的最佳维修周期的界定问题及计算方法。 |
|
Abstract: In this paper,rigid visco-plastic FEM technique is applied to numerically analyze the factors affecting the forming time of superplastic bulging,and the regularities of forming time affected by different factors are given by examples of constant
|
|
|
文摘:采用刚粘塑性有限元技术对超塑性胀形成形时间的影响因素进行了数值分析，以圆筒形零件的恒压和恒应变速率充模胀形为例，给出了不同因素对超塑性成形时间的影响规律，为超塑性胀形实际工艺设计提供了依据。 |
|
Abstract: In this paper,river water quality prediction is integrated with water pollution control measures.Two parameters,water environmental capacity and Pollution Index are selected for pollution control measures.The objective is achieved after the deve
|
|
|
文摘:本文将水质预测及水污染控制措施有机地结合,选取水环境容量和污染指数作为水污染控制的参数.这样,一维对流-扩散水质方程的求解除就是实现本研究目的的关键.本研究采用的模型在现有的水质模型基础上有所改进,因为其采用四点隐格式对水质进行预测,推求可接纳污染物的环境容量值及为保证水质而限定的污染物浓度值,从而制定相应的水污染控制措施.为整体考虑各种污染物的情况,建议采用河流的污染指数进而推求综合污染指数.总之,本研究为水质保护提供了科学的计算方法,该法对水污染控制及污水对河道水质的影响是实用有效的. |
|
Abstract: In this paper,some inequalities which generalize the results of our predecessors are established in real or complex inner product spaces.
|
|
|
文摘:在实或复的内积空间中建立了几个不等式，推广了前人的工作. |
|
Abstract: In this paper,some main intensity compensation techniques for sensing measuring using intensity fiber as optical sensor are presented.Especially,the fundamental principles,system configurations,functions and properties of the double path compens
|
|
|
文摘:介绍了强度型光纤传感检测中实用的强度补偿技术，重点描述了双光路补偿和单光路补偿的基本原理、系统结构和性能特点，并分析了这两种方法的区别及联系。 |
|
Abstract: In this paper,starting from the generalized Huygens-Fresnel diffraction integral and B-integral definition,and based on the statistical-optics method,the nonlinear propagation properties of laser beams with amplitude modulations and phase fluctu
|
|
|
文摘:广义惠更斯-菲涅耳衍射积分和B积分定义出发，并利用统计光学方法，对有振幅调制和位相畸变光束的非线性传输特性作了详细研究。 |
|
|
|
