1) MTBM-Mean Time Between Maintenance
平均保持时间
2) mean duration
平均持续时间
1.
Using the conventional meteorological and anemometer data and the Asian circulation data from 1971 to 2000,as well as the 8-type land use data from 1990 to 2000,an ecological/climatic effect model of sandstorm occurrence frequency and mean duration was established for the spring from March to May in Ningxia region.
利用宁夏1971~2000年常规气象、自记风及同期亚洲环流资料,并结合1990~2000年宁夏八大类土地详查资料,建立了对宁夏中部干旱带春季3~5月份沙尘暴发生频次和平均持续时间拟合效果较好的生态/气候影响分析模型。
2.
Using the conventional meteorological and anemometer data and the Asian circulation data from 1971 to 2000, as well as the 8-type land use data from 1990 to 2000 , an ecological/climatic effect model of sandstorm occurrence frequency and mean duration was established for the spring from March to May in Ningxia region.
利用宁夏1971-2000年常规气象、自记风及同期亚洲环流资料,并结合1990-2000年宁夏8大类土地详查资料,建立了对宁夏中部干旱带春季3-5月沙尘暴发生频次和平均持续时间拟合效果较好的生态/气候影响分析模型。
3) dwell time
保持时间
1.
The effects of the dwell time,strain rate,strain amplitude and their histories on the cyclic deformation behavior are investigated.
研究了在具有不同保持时间、不同应变率、不同应变幅值及其历史对材料的循环变形行为的影响。
2.
The uniaxial cyclic deformation behaviors of 63Sn-37Pb solder alloy were experimentally investigated under different dwell times,strain rates,strain amplitudes,strain-time loading waveforms and loading histories.
在室温下通过实验研究了63Sn-37Pb钎料合金在具有不同保持时间、应变率、应变幅值、应变-时间、加载波形及加载历史下的循环变形行为。
3.
The effects of cyclic strain rate,strain amplitude,loading waveform shape,dwell time,mean strain and their histories on the cyclic deformation behavior of 63Sn37Pb solder alloy are investigated,and the influences of stress dwell time and their histories on the creep deformation behavior are also analyzed.
在323,353和373K温度下,对63Sn37Pb钎料合金分别进行单轴应变控制的系统循环试验,揭示和分析循环应变率、应变幅值、加载波形、保持时间、平均应变及其历史对材料高温循环特性的影响以及应力保持时间及其历史对高温蠕变效应的影响。
4) holding time
保持时间
1.
Influence of holding time on thermal mechanical fatigue behavior of GH4133 superalloy;
保持时间对涡轮盘材料GH4133合金热机械疲劳性能的影响
2.
On the basis of the analysis and research about luminous transmittance and the scale number of the filter,this article proposes a solution to the specific definition of the response and holding time.
在对光阀的光透射比和遮光号进行研究的基础上,提出了对响应特性中响应时间和保持时间的精确定义。
3.
The experimental results of lowcycle tension-compression,torsion and tension-torsion fatigue with different holding time were analysed.
分析了高温多轴应力状态下不同应变保持时间和不同拉、扭应变比的实验结果，揭示了高温多轴应力下蠕变─疲劳失效行为的主要因素，进而提出了简捷有效的寿命计算模型和计算方法，即有交互作用系数的延性耗竭法。
5) hold time
保持时间
1.
Study of effect of hold time and its quan-titative computation was also made.
从应变范围区分法(SRP),应变能区分法(SEP)的有关概念出发,研究DD3单晶镍基合金拉—拉应力状态下的蠕变—疲劳性能和保持时间的影响,并对其进行了定量计算;同时,用应变能区分法的数值法(SEP—NCM)实现对拉—拉应力状态下蠕变—疲劳的寿命预测。
2.
The question of the quantization error with the effect of the set-up and hold time is proposed and analyzed in detail.
讨论了高速、高精度频率采样的基本原理;分析了量化噪声对测量误差的影响;提出了采样器建立和保持时间对测量误差影响的问题;导出了考虑采样器建立和保持时间后时间量化误差的概率密度函数,为量化误差的校正奠定了理论基础。
3.
The low cycle fatigue crack growth behaviors with and without hold time on upon peak load and itspropagation life prediction model were investigated for two turbine disk superalloys used extensively.
研究了两种广泛使用的涡轮盘高温合金，在高温下带和不带上峰值保持时间的低周疲劳裂纹扩展特性及其扩展寿命估算模型。
6) average fade duration
平均衰落持续时间
1.
In the selection of combining distributed antenna systems, exact expressions for the average level crossing rate (LCR) and average fade duration (AFD) of the output signal envelope are derived.
对于采用选择合并方案的分布式天线系统,当各分集支路经受独立且不等同分布的复合衰落时,分析了系统合并输出包络的平均电平交叉率和平均衰落持续时间,得到这些二阶统计量的精确表达式。
2.
Then,simulations over different fading figure m are proposed which including the capacity,level crossing rate and average fade duration.
在信道服从Nakagami衰落的情况下通过不同的衰落指数m对MIMO信道的容量、电平通过率、平均衰落持续时间等性能进行仿真和分析,从而得到了衰落指数m和宽带MIMO无线通信系统性能的关系,同时本文的仿真研究表明Nakagami模型适用于对MIMO信道不同衰落环境下的描述。
补充资料：平均
①一致；统一：平均如一｜天下平均，合为一家。②均匀；无轻重或多少之分：平均分配｜平均主义。③将总数按份儿均匀计算：平均数｜平均成绩｜平均工资。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条