test constant

A reliability analysis is made on the mixed data exponentially distributed from life test under constant accelerating stress. The analysis results in the estimates of failure rate and average life under usual constant stress.

在恒加应力寿命试验下，对指数分布的混合数据提出一种可靠性分析方法，获得在正常应力下的失效率以及平均寿命估计。

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The comparison and the test of normalized constant indicate that our calculation results are exact.

通过与解析解的比较及对归一常数的检验，证明计算结果精确可靠。

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Theoretical Basis and Practical Test of the Constant Weight Method Genre based Teaching Approach-Theoretical Foundations, Its Application and Inspiration

平权处理的理论依据和实践检验体裁教学法的理论依据与实践

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The microcomputer Test System for Constant Support spring Hangers

恒力弹簧支吊架微机检测系统

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In this experiment, we studied the dissipate dynamics of volatile oils in Folium Rhododendri Daurici by an acceleration test of constant temperature according to the principle of chemical dynamics.

根据化学动力学原理，采用恒温加速试验方法，对满山红在贮藏过程中挥发油散失动力学进行了实验研究，实验数据经统计学处理。

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Test of constant drill pressure controlling monitoring system for a blasthole drill

牙轮钻机恒钻压控制和监测系统的试验

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Packaging Transport packages Sinusoidal vibration test method at constant frequency

GB/T4857.7-1992包装运输包装件正弦定频振动试验方法

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A long-term storage test under constant temperature of 3 ℃ was carried out to undiapause Trichogramma dendrolimi of six stages of growth including young larvae, middle larvae, old larvae, prepupa, initial pupa, middle pupa.

在3℃恒温条件下，对非滞育的松毛虫赤眼蜂的小幼虫期、幼虫中期、老熟幼虫期、预蛹期、蛹初期和蛹中期6个虫态进行了长期的贮存试验。

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The Inertia Effect of Tensile Test Under Constant Velocity

常速度拉伸实验惯性效应的实验研究

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The stress corrosion cracking ( SCC) of carbon steels in aqueous alkali was studied by electrochemical technique, stress corrosion test under constant load and repassivation test.

本工作通过电化学，恒载荷应力腐蚀和再钝化试验，对碳钢在碱溶液中的应力腐蚀破裂进行了研究。

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Reliability Evaluation of Exponentially Distributed Mixed Data from Life Test under Constant Accelerating Stress

指数分布场合恒加应力试验混合数据的可靠性评定

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METHODS Accelerated test classical constant temperature method, and multi-variation linear model were used to estimate shelf life.

方法：采用加速试验，经典恒温法和多元线性模型预测其有效期。

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Combining technical characteristics of rubber aggregate plastic concrete, put forward suitable test constant water pressure of rubber aggregate plastic concrete, Give a new Sealing material mixture ratio.

结合橡胶集料塑性混凝土的技术特性，提出了适合于测定橡胶集料塑性混凝土的恒定水压力，给出一种新的密封材料配合比。

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BOD water quality analysis and testing, test breeding, plant cultivation equipment dedicated constant temperature and humidity.

是水质分析与BOD测试、育种试验、植物栽培的专用恒温恒湿设备。

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In this paper, a new method based on curve fitting was introduced for DC test time constant measurement.

对于低压电器直流试验中的时间常数的测量问题，本文提出了基于曲线拟合的交互式逐步逼近的计算算法。

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The quantitative test for the components in blended product usually adopts the chemical dissolution method; the sample needs drying to be constant weight before and after the dissolution for about 8~ 9h, which has a strong impact on the test cycle.

混纺产品中各组分的定量测试一般采用化学溶解法，试样在溶前和溶后都需烘至恒重，标准烘干时间需8～9h，严重影响样品的测试周期。

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Investigations were carried out, under uniform wall temperature and constant heat flux boundary conditions, on heat transfer and frictional characteristics of transverse tube with large roughness for laminar and turbulent flow of oil in a condensation test facility.

在凝结换热实验台上，采用恒壁温法和恒热流法对油品在大粗糙度横肋管中的层流与湍流摩擦阻力与传热特性进行了实验研究。

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In order to evaluate charge-discharge cycle life of electrochemical capacitors more effectively, a test method of constant load discharge was introduced.

为了更好地评价电化学电容器的充放电循环寿命性能，采用恒定负载法进行充放电试验。

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Hydrogeology Parameter Calculation in Water Gushing Test of Constant Drawdown Yield in Infinite Confined Aquifer Where Gushing in the Main Hole Is Observed from Several Other Holes

无限承压含水层中主孔涌水多孔观测定降深井流试验水文地质参数计算

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Test Research on Constant Amplitude Fatigue Behavior of Grid Structure with Crossed Plate-welded Hollow Spherical Joints

平板网架结构十字板&焊接空心球连接常幅疲劳性能的试验研究

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The Exact Solution to Filling Test Model for Constant Pressure Closed Boundary of Homogeneous Layered Reservoir and Its Calculation

均质多层油藏定压封闭边界灌注试井模型精确解及其计算

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The test data show that the complex attenuation parameter β vLv has a good linear relation with the relative velocity V/ C0 and the wave length keeps constant along the flume.

经水槽试验，求得衰减系数系βv，进而发现，复合因素βvLv与相对流速V/C0之间有良好的线性关系。另外，试验结果表明逆流中波长沿程不变。

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Static recrystallization all occurs in the range of 3~ 200 s interval time when double-pass compression test at constant temperature is conducted.

恒温双道次压缩时，在3￣200s的间隔时间内均发生了静态再结晶。

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This thesis focused on plastic packaging, research the following questions: 1., Analysis of plastic reliability problems by thermal shock test, constant temperature and humidity testing, pressure cooker test. 2.

以塑料封装为重点，研究以下问题：1.通过冷热冲击试验、恒温恒湿试验、压力锅试验等可靠性试验，分析塑封可靠性问题。

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On the basis of the afore-said constant failure rate, a reliability test, using constant time or constant number tail cutting scheme, is recommended.

在恒定失效率的假设下，推荐采用定时或定数截尾试验方案在现场进行电机的可靠性试验。

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Breaking Test of Critical Arcing Time of the SF_6 Circuit Breaker with Constant Contact Travel

SF6断路器定开距灭弧室临界燃弧时间的开断试验与分析

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The notable effect of temperature on permeability measure of liquid in rubber and the necessity of keeping the test ambient temperature constant were proved by the theory analysis and typical tests.

通过理论分析和典型试验，证明了温度对液体在橡胶中透过性测量的显著影响和保持试验环境温度恒定的必要性。

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The mechanical vibrator can only perform test under constant displacement and narrow ranges of frequencies until now.

机械振动台具有承载能力大、价格便宜等诸多优点，但受到工作原理的束缚，国内外迄今只能在较窄的范围内作恒位移扫频试验。

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The triaxial shear test in a constant suction is conducted using whole translation method. The relation between mad-made structural loess suction and confining pressure is studied.

利用轴平移法量测吸力技术，进行了等吸力三轴剪切试验，研究人工制备结构性黄土吸力与周围压力的关系；

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Primary Study on the Test Method of Constant Moment Gieseler Fluidity

恒力矩基氏流动度试验方法初步研究

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