1、

and the result agrees well with that of egd-3 using the stress concentration coefficient on the basis of fem under the low cycle load.

在高低周载荷下,使用有限元法计算应力集中系数的EGD-3方法计算的主轴疲劳寿命更符合实验结果。

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2、

The load displacement curve under static load, load displacement hysteric curve under repeated low cycle load and strain data at key points are presented.

给出了静力荷载下的荷载变形曲线、低周反复荷载下的荷载变形滞回曲线以及关键部位的应变数据。

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3、

The fretting fatigue behavior of TC11 alloy dovetail joints under low cycle load and the interaction of high-cycle load and low-cycle load were investigated.

对TC11钛合金燕尾榫连接结构在低周和高低周复合载荷作用下的断口特征进行了分析。

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4、

experimental research on performances on low load cycle of diesel engine by blending gaseous fuel

柴油机掺烧气体燃料的低负荷性能试验研究

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5、

The low cycle reciprocating load experiment gives a good opportunity to study the seismic behavior of three kinds of T-shaped concrete steel tubular composite column and steel beam connected node.

通过低周往复荷载作用下的拟静力试验,对9个T形钢管混凝土组合柱-钢梁连接节点试件的抗震性能进行了研究。

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6、

if the high-side or low-side voltages vary over a wide range during the load cycle, it may be necessary to provide bus regulation.

若在负荷变化周期中,高压侧或低压侧的电压有较大范围的变化,就有必要提供母线电压的调节。

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7、

The High-low temperature test box was used to apply thermal load to sample W-Al and Al-W, with a range of-40-120 ℃, a cycle of 120 minutes and total five loading cycles. And the temperature at the most values retained constant for 15 minutes. 4.

采用高低温综合试验箱对样品W-Al和Al-W施加热载荷,温度范围为-40-120℃,循环周期为120分钟,在最值温度处均保持恒温15分钟,共加载5个周期。

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8、

The effects of contact pressure, amplitudes, applied loads, temperature, number of cycles and the ratio of high cycle load to low cycle one on fretting fatigue life and frictional coefficient were carried out.

用桥式试样研究了接触压力、微动幅度、温度、循环次数、高低周载荷幅值比等参数对微动疲劳寿命影响。

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