目前，封装行业对器件热载荷可靠性做了大量研究工作，而对功率载荷的研究很有限。
At present, the packaging industry has done plenty of works to the reliability in thermal load while the study of power load is very less.
应用有限元分析软件ANSYS，模拟功率载荷下叠层芯片封装中各层的温度和应力分布。
The finite element analysis (FET) software ANSYS have been used to simulate the temperature and stress distribution in stacked die package under power load.
升级的最新型无人机提供外部副吊挂负载能力，扩展范围和耐力，增加有效载荷的功率输出。
The latest upgrades provide external under-slung load capability, extended range/endurance and increased electrical payload power output.
该计划的目标是展示“鹰狮”的未来能力，同时还包括演示一台新型的、功率更强大的引擎，新的雷达以及携带更多载荷和燃油的能力。
The aim of the programme is to show Gripen's future capabilities, and it includes, among other things, a new, more powerful engine, new radar and the capability of carrying more payload and fuel.
机床的切削效率往往不是由机床的功率、机床所能承受的最大载荷所决定，而是由机床切削时发生自激振动的条件所决定。
It is well-known that machining efficiency doesn't depend on the machine power and the load which machine can bear, but depends on the condition in which self-excited vibration appears.
在此基础上，确立了截割头的载荷模型及其模拟方法，并利用编制的计算机程序对截割头的随机载荷以及瞬时截割功率进行了模拟和分析。
On the basis of them , load models and simulation program of the cutting head are given , and the random loads and instantaneous cutting power are simulated and analysed.
大功率、高热流密度微波功率放大器是环境监测有效载荷中的关键设备，对整星的热设计影响很大。
Microwave power amplifier with large power and high heat flux is a key equipment of satellite which has a great influence on satellite thermal design.
场地标定是量化地形对功率特性测试及载荷测试影响的一种手段。
Site calibration method is used to quantify the influence of the terrain on the power performance test as well as load measurement.
功率谱密度（PSD）函数在阵风载荷飞行试验数据分析中占有重要的地位。
The power spectrum density (PSD) function is important in gust load flight experiment data analysis.
数值算例表明，优化后的附加质量载荷有效降低了薄板声辐射功率。
Numerical results show that the acoustic radiation power of the plate is effectively reduced by the optimized additive mass loading.
在满足AUV的设计性能要求的同时，实现了使得AUV总重量和推进功率最小，有效载荷段的长度最大等目标函数。
While the requests of AUV design performance are met, the objectives of minimizing gross weight and maximizing propeller power and payload length are achieved.
讨论了游梁抽油机的变动载荷对电动机的电流、输入功率、效率和功率因数的影响，给出了计算公式。
The influence of variable load on a beam pumping unit on the electric current, input power, efficiency and power factor of the electric motor is discussed, and relevant calculating formulae are given.
本文采用功率谱分析法讨论了作用在三轴汽车平衡悬挂承载部件上的动载荷问题。
By means of spectral analysis method, the problem of dynamic loads acting on the load-carring components of rear bogie suspension system of a truck is analysed in this paper.
研究了梁在集中载荷作用下的弯曲波运动以及振动功率流的输入和传播 ，分析了振动功率流与破损位置及其特征尺寸的关系。
The stiffness of the local spring is deduced by fracture mechanics, then the relations between the vibrational power flow and the position and the characteristic size of the damage are obtained…
研究表明：优化后的行星齿轮传动不仅固有频率有所降低，而且在工作转速附近，功率分流不均衡及动载荷皆有较大改善。
The dynamic characteristics of planetary transmission designed by optimum method have been analyzed. It is found that the values of Kc and Kd are fairly small.
研究表明：优化后的行星齿轮传动不仅固有频率有所降低，而且在工作转速附近，功率分流不均衡及动载荷皆有较大改善。
The dynamic characteristics of planetary transmission designed by optimum method have been analyzed. It is found that the values of Kc and Kd are fairly small.
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