The theory of time-dependent ability is adopted to evaluate the residual service life of structure and a method is adopted to revise the variable load.
利用时变安全可靠度理论,对现有结构的剩余寿命进行评估,提出了对可变荷载取值进行修正的方法。
Elastic shear strain in shear band was dependent on shear elastic modulus, damage variable and residual shear modulus.
考虑刚度劣化后,剪切带的弹性应变由弹性剪切模量、损伤变量及残余剪切模量确定。
Variable-amplitude fatigue tests for concrete in tension under single and bi-lateral pressures are conducted. Consequently, the fatigue life and residual strain are obtained.
本文进行了混凝土分别在单、双向侧压作用下受拉变幅疲劳试验,得到了疲劳寿命和残余应变。
When fault diagnosis is studied in industry, especially in process industry, it is difficult to build precise quantitative models and diagnose faults by variable residual detection.
在工业生产特别是流程工业中,在进行故障诊断研究时,存在着难以建立精确定量模型的困难,利用检测变量残差的方法进行故障诊断也存在许多困难。
The damage variable is defined as the residual strain of concrete under constant amplitude fatigue loading, and the law of cumulative damage and its evolution are obtained.
由等幅疲劳残余应变,定义了损伤变量,得到了相应的损伤积累和演化规律。
By means of the experimental data from dynamic triaxial stress-strain test of variable cyclic amplitude for frozen soil, the formative conditions of residual strain on frozen silt clay are studied.
基于不等幅值循环荷载作用下低温三轴振动试验资料,研究了冻结粉质粘土在分级往返加荷情况下的残余应变产生条件。
Choose node residual chlorine as state variable; simulate a certain citys water supply pipe network by EPANET s function of water quality analyses.
并选择节点余氯为状态变量,通过EPANET的水质分析功能,对某城市给水管网进行模拟计算。
The residual term in the regression model is the noise generated by the omitted variables that influent dependent variable in the model. The time series model can fit this noise.
回归模型的残差项反映了对被解释变量有影响但未列入解释变量的因素所产生的噪音,这部分噪音可由时间序列模型进行拟合。
The added variable plot, partial residual plot and constructed variable plot are three useful diagnostic procedures in assessing the accuracy of a normal linear model.
在评价一个正态线性棋型的准确性时,偏残差图、增加变量图和构造变量图是三个有用的过程。
The above FEM model is analyzed by commercial software DEFORM-2D, and some results including the chip formation, temperature distribution, cutting force variable and residual stress were obtained.
利用商业化软件DEFORM - 2d,对所建立的模型进行了有限元分析,得到了切屑成形、温度分布、切削力变化以及残余应力等结果。
An improved PCA is presented which USES principal-component-related variable residual (PVR) statistic and Common variable residual (CVR) statistic to replace SPE statistic.
该方法采用主元相关变量残差(PVR)和一般变量残差(CVR)统计量代替SPE统计量用于过程监测。
An improved PCA is presented which USES principal-component-related variable residual (PVR) statistic and Common variable residual (CVR) statistic to replace SPE statistic.
该方法采用主元相关变量残差(PVR)和一般变量残差(CVR)统计量代替SPE统计量用于过程监测。
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