查询词典 cyclic constant

Constant amplitude reversed cyclic load tests were simulated with the aid of software ANSYS/Fatigue, so that to obtain the used coefficient of fatigue life.

本文使用ANSYS/Fatigue软件进行了常幅偏移下的性能分析，来获取结构的疲劳寿命使用系数。

It was found that the low cycle fatigue character has close internal relations with the high cycle fatigue character. In the research of high cycle fatigue of concrete, the test means of cyclic loading between the set constant of force or stress has been extensively used. But this kind of test means can't be used in studying the behavior of concrete low cycle fatigue under large strain.

在研究中发现低周疲劳特征与高周疲劳特征有着密切的内在联系，但高周疲劳问题研究中使用的是在设定的力或应力的上下界限之间重复受力的试验方法，这种方法已无法用于混凝土高应变低周疲劳性能的试验研究。

Secondly the fatigue test is carried out under the constant amplitude cyclic loading for the specimens which are exposed in the corrosive environment for equivalent calendar time of zero year, 3 years, 8 years and 13 years.

飞机结构日历寿命的确定与腐蚀环境对飞机结构寿命的影响紧密相连，材料抗疲劳性能随日历年限的变化规律和腐蚀环境作用后的疲劳累积损伤理论是科学地确定飞机结构日历寿命的基础。

C. frame joint column specimens for appending layer with 1: 1 size which are subjected to slow frequency cyclic horizontal load with constant axial force are carried out, and the analyses of the test results in theory are also given out.

通过两个足尺的典型加层框架节点在低周反复水平荷载下的试验对混凝土加层框架节点的抗震性能进行了试验研究。

The nano-scale Ni2 doped with Co was prepared by precipitate transformation method, and its structure and morphology were characterized by XRD and TEM. The electrochemical performances, especially high rate discharge performance, of the material were investigated by cyclic voltammetry and constant current technology.

摘 要：采用沉淀转化法制备掺杂Co的纳米Ni2，利用XRD和TEM分析材料的结构和微观形貌，利用循环伏安技术和恒流充放电技术研究材料的电化学性能尤其是高倍率放电性能。

The reversible electrochemical capacitance of MWNT electrodes were measured using the cyclic voltammetry and constant current charge/discharge methods.

将球磨处理前后的两种MWNTs分别制作成电极，并组装成模拟EDLC，利用循环伏安法和恒流充放电法，测试MWNT电极的电化学可逆容量。

The results show that:there are obvious cyclic creep behaviour during constant stress amplitude low-cycle fatigue in 62Sn-36Pb-2Ag surface mount solder joints.

研究了表面封装焊在剪切应力作用下等温低周疲劳特征，得到疲劳寿命与循环应力幅的关系曲线。

The electrochemical properties of the composite material electrodes were studied by cyclic voltammetry and constant current charge/discharge tests in 1 mol/L H2SO4 solutions.

电化学测试表明该方法制备的碳复合材料作为超级电容器电极时，比容量达到240F/g ( I = 1.0A/g )，较纯粹的碳材料增加了大约100%。

The results of the cyclic voltammograms and the constant current charge/discharge curves show that MnO2 synthesized by MnSO4 can provide ideal specific capacitance and good electrochemical performance.

通过X射线衍射、透射电子显微镜等手段对样品的结构及形貌进行了分析，通过循环伏安、恒流充放电等测试手段对样品的电化学性能进行测试。

The deformation characteristics of granite under constant amplitude cyclic loading were studied with multi-function apparatus RMT-150B.

摘 要：利用RMT-150B岩石力学多功能试验机，对花岗岩进行常幅循环加载试验，研究循环加载过程中岩石的变形特性。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。