等效正态分布法对机械元件的可靠度计算,无论从计算原理还是到工程应用,无疑是比较成功的。
Equivalent normal distribution method for calculation of the reliability of machine elements, both calculation principle and application in engineering, is no doubt successful.
提出了采用偏振全息术制做全息光学元件以实现光学时钟分布的方法。
In this paper the novel method of using holographic optical element (HOE) to realize optical clock distribution was presented.
指数分布是一种可以很好地描述某些电子元件的寿命的分布函数。
An index distribution is a distributing function which can describe the life-span of some electronic elements well.
该系统的使用大大简化了元件表面反射率分布的测量。
The reflectivity measurement system makes it very easy to measure reflectivity distribution on large aperture components.
提出了用二维全息光栅制作自由空间光学时钟分布中的全息光学元件的方法。
A method of fabricating holographic optical element (HOE) for free-space optical clock distribution is presented.
考虑一均匀各向同性薄板结构,在其上下表面离散分布着压电执行元件。
An uniform distribution, isotropic thin plate, on which both surface there are discrete distribution piezoelectric actuators, is considered.
本文还分析讨论了传热元件流道壁本身导热对流体温度分布的影响。
The effect of the conduction of the rotor material on the temperature distribution is also evaluated.
采用组合位相光栅技术,制作光强分布均匀、衍射效率较高的多光束分光元件。
A generated technique of balanced light intensity and high efficiency multiple ban splitting beams element using synthetical phase gratings.
介绍了试验中变矩器油温测试点的分布,以及油温控制系统的各个元件的功能。
It introduced the distribution of the oil temperature test point, as well as each part function of the oil temperature control system.
重点叙述了平膜应变式压力传感器弹性元件的选材特点、结构设计原理与最佳应力分布分析。
The material selection for elastomer, structure design principle and the analysis on optimal pressure distribution for the strain type pressure transmitter with plat membrane are described.
研究了温度循环载荷下叠层芯片封装元件(scsp)的热应力分布情况,建立了SCSP的有限元模型。
A finite element modeling of SCSP was performed. The distribution of thermal stress of SCSP under temperature cycle was analyzed.
考虑一均匀各向同性薄板结构,在板面内受面力作用,且在板的上下表面离散分布着压电执行元件。
A homogeneous isotropic thin plate, on which the surface force ACTS and there are many actuators of discrete distribution, is considered.
用威布尔分布作为元件电压耐受曲线的概率描述形式。
The Weibull distribution is used to describe the probability density function of voltage-tolerance curve.
以贝叶斯理论为依据,考虑元件可靠性评估不确定性的影响,建立分布式监测系统的系统可靠性评估方法。
An estimation method of system reliability based on Bayesian statistical theory is presented in consideration of the uncertainty of component reliability estimates for distributed monitoring systems.
分析了不同类型缺陷的漏磁场分布特征,布置不同方向的检测元件测取不同的缺陷信息;
The characteristics of the magnetic flux leakage of different types of faults were analyzed and the testing elements of various directions were located to get the information of all faults.
集中外置电气控制箱,电气元件分布合理,控制系统更为可靠。
Collect the external electric control cabinet. The electric components well distributed, and the control system is more reliable.
通过X射线衍射和扫描电镜对国内外铬酸镧电热元件的结构特征进行了分析,利用定量金相截线法对试样的晶粒尺寸分布进行了统计。
The structure of internal and Japan ones were studied by X ray and SEM. The grain distribution was statistically measured by quantitative metallography method.
构造了元件故障向量、维修向量、故障频率序列和修复序列,并利用其运算描述了元件的工作、故障、维修和修复过程,从而计算出在事后维修方式和维修时间分布影响下的元件动态可靠性指标:故障频率,有效度。
With them the process of units work, failure, repair and renovation is described, sequentially the dynamic failure and availability of the units can be computed under the influence of the repair time.
多层片式电感器(MLCI)所用铁氧体材料,其粒度的均匀、正态分布水平,是影响元件成型过程中分散性的关键因素。
Particle uniformity and normal distribution of ferrite powder used in multilayer chip inductor are the key factors affecting the electronic component shaping.
本文阐述了利用激光全息法和热线法检测气雾流中液滴尺寸和分布情况的基本原理及方法,并通过检测丝网垫式除雾元件实例,说明这两种方法的可靠性。
This article expounds the checkout of drop sizes in gas-mist flow and its distribution by laser holography and hot-wire methods, and through real examples it shows the two methods are reliable.
压水反应堆堆内温度测量装置是监测反应堆热功率输出及堆内功率分布情况、保证反应堆安全运行的手段之一。该装置以热电偶作为测量元件,用不锈钢作保护外套。
The PWR in-core temperature detection device, which is one of measures to ensure reactor safety operation, is to monitor and diagnose reactor thermal power output and in-core power distribution.
实验结果表明,换热元件的长度对其传热系数的大小及传热系数的径向分布均产生显著影响。
The results show that local heat transfer coefficients and their radial profiles are obviously influenced by the vertical length of the heat probes.
采用一种新的压电板单元,建立了含有分布压电传感元件和执行元件结构(智能结构)的有限元动力模型。
The finite element dynamic model for intelligent structures is formulated with a new piezoelectric plate bending element in this paper.
本研究鉴定了甘菊BADH基因启动子响应干旱、高盐、ABA和低温胁迫诱导的顺式作用元件的种类和分布的位置。
This study identified the cis-acting elements that responded to drought, high salt, ABA and low temperature on the promoter sequence of BADH gene from Chrysanthemum lavandulifolium.
适当设置输入分布和输出求和CC网络元件参数,能实现任意高阶传输函数。
By setting any particular input distributing and output summing passive element parameters, the arbitrary high-order transfer functions can be realized.
这个设计模式分布式控制(中央hmi)每一个中控台单元的实际机电元件。
This design model distributes control panels (HMI centric) from the actual electro-mechanical unit of each center console element.
初步实验得到了可作为4输出端时钟分布的全息光学元件。
Polarization holographic technique was adopted to fabricate the HOEs. 4 fan out clock distribution has been obtained in primary experiments.
优点包括未选择的存储元件中较少的电位擦除干扰和所选择的元件的较紧密的擦除分布。
Advantages include less potential erase disturb in the non-selected storage elements and a tighter erase distribution for the selected elements.
优点包括未选择的存储元件中较少的电位擦除干扰和所选择的元件的较紧密的擦除分布。
Advantages include less potential erase disturb in the non-selected storage elements and a tighter erase distribution for the selected elements.
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