The steady state thermal resistance has important influence on the life test by researching the discrete semiconductor devices.
在进行相关分立器件分析时发现,稳态热阻对功率器件寿命试验结果影响较大。
This paper suggests that the change of the steady state thermal resistance should become one of the criterions of the life test.
通过相关案例分析,提出稳态热阻的变化量应作为功率器件寿命试验合格判据之一的建议。
The influences of epaxial light intensity and energy distribution in far field caused by steady-state thermal blooming with wind are calculated and analysed.
采用数值模拟的方法,研究了强激光在大气传输过程中产生的稳态热晕效应。
Steady state thermal annealing was proposed by the authors as a means to check the relevance of the calculated free energy diagrams at some important compositions.
作者提出了用稳态退火实验来校验计算的自由能图在一些重要成份点的相对能态的合理性。
Next, on the basis of the transient-state thermal analysis, the thermal elastic-plastic analysis of the thermal-structure couple is obtained in the axial symmetry loads.
其次,在喷管轴对称模型瞬态热分析的基础上研究了轴对称载荷下热—结构耦合场的应力分析。
By tracking this ratio over time, he can determine how long gas has taken to reach the surface and gain clues to the chemical, thermal, and mechanical state of the rocks the gas is passing through.
通过追踪该比率随时间的变化,他可以确定氡气到达地表需要花费多长时间,同时获得气体所通过的岩石的化学、热力学和机械状态。
There's not enough thermal energy to occupy anything but the very lowest state available.
没有足够的热能使得其他的状态被占据,除了能量最低的状态。
France takes its thermal baths very seriously, surrounding them with white-coated doctors and state-sanctioned holidays.
法国把他们的温泉浴搞得极为正式,你周围是穿着白大褂的大夫,国家还批准了专门的假期。
Cold is not a and hot opposition exists can, but a non thermal state.
冷不是一种与热对立的存在的能,而是一种无热状态。
This paper presents a state space model based on spindle rotation speed for thermal errors of machine tool.
本文提出了一种基于主轴转速的机床热误差状态方程模型。
Cold is only used to describe the non thermal state word.
冷只是用来形容无热状态的字眼。
SST maintains a complete manufacturing, repair and service facility, including one of the largest, state of the art thermal spray systems nationwide.
总部位于美国德州休斯顿的SST公司拥有完整的球阀制造,维护和服务的设备和体系,其中包括全美最大之一的热喷涂系统。
According to the national energy conservation policies, the state shut down small thermal power units in advance to compensate power indicator.
按照国家节能减排政策,国家对提前关停小火电机组给予补偿电量指标。
The compound of exterior wall thermal insulation system has good fire prevention structure, in fire state can effectively prevent the spread of fire.
复合外墙保温体系具有良好的防火构造,在火灾状态下能够有效地阻止火焰的蔓延。
For the inside part, steady state model will be used through the Energy Balance Theory, considering the changes of fluid temperature along the way and the thermal influence between the two pipes.
对于钻孔内部,考虑到流体温度的沿程变化以及两管之间的热干扰,利用能量平衡原理建立了稳态分析解模型。
The temperature field and the thermal stress state of multilayer Wall pipe have a heavy effect on the reliability of structure.
多层圆管结构在不稳定导热过程中的温度场及其热应力状态,关系到结构的安全可靠性。
These studies indicate that the continental lithosphere is characterized by heterogeneities in its thermal state, chemical composition and mechanical behavior.
不同学科的最新研究成果表明,岩石圈在热状态、化学成分和力学行为等方面具有高度非均匀性。
The thermal state and its change of thermal medium have important affection to transformation and transfer of heat energy, and they are related to the output and quality of production closely.
热媒的热力状态及其变化对能量的转换与传递有着重要的影响,并与产品的产量和质量密切相关。
Based on operation parameters of a three phase induction motor at duty type S1, this paper deduces the thermal state of this motor with constant output at duty type S7.
主要介绍一种依据一台三相异步电动机在S1工作制下的运行参数推断该台异步电动机容量不变时在S7工作制下发热情况的方法。
Molded case circuit breakers usually contain thermal-magnetic trip units, although larger sizes can be equipped with solid state trip sensors.
塑壳断路器通常含有热磁跳脱单元,而大型号的塑壳断路器会配备固态跳脱传感器。
Theoretical flame temperature is considered as one of the important parameters which reflect the thermal state of a hearth.
理论燃烧温度是反映炉缸热状态的重要参数之一。
The methods to reduce the machine tool thermal deformation are: thermal error modeling and compensation, temperature control, optimization design of thermal state characteristics.
减少机床热变形的方法为:进行热误差建模和补偿,温度控制,热态特性优化设计。
Because a collision orogenic belt has a complicated crustal structure, new methods have to be adopted for thermal state analysis.
由于碰撞造山带具有的地壳结构的复杂性,必须采用新的研究方法来分析其热结构。
Under the condition of different furnace type and coking time, influence of banking time of coke oven on coke thermal state performance is studied.
在不同的炉型和不同的结焦时间条件下,研究了焖炉时间对焦炭热态性能的影响。
As a result, coke thermal state performance can be obviously promoted by prolonging banking time.
结果表明,延长焖炉时间可使焦炭热态性能得到明显改善。
The methods for calculating stream thermal state parameters accurately, including state equations, calculation formula IAPWS-IF97 etc. are introduced.
介绍了状态方程及蒸汽热力状态参数计算公式IAPWS-IF97等计算精度较高的蒸汽热力状态参数计算方法。
Static characteristics of arc plasma reactor and the influence of flowing gas state on the thermal efficiency and stagnation enthalpy of plasma torch has been investigated.
探讨了电弧等离子体发生器的静态伏安特性以及气体流动状态对等离子体发生器热效率、热焓的影响。
On this basic theory, we have studied quantum fluctuations of the voltage and current of each branch in thermal vacuum state.
在此基础上,研究了热真空态下各支路电流和电压的量子涨落。
The quantum fluctuations of mesoscopic RLC circuit in vacuum state and in thermal vacuum state are considered.
在真空态和热真空态下讨论了介观RLC电路的量子涨落。
This paper studies the thermal lensing effect of optical element under laser heating at non-thermal equilibrium state.
研究了强激光作用下非热平衡状态光学元件的热透镜效应。
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