The attenuation of temperature wave in humid sand layer on an evaporation cooling roof differs from that in dry sand layer in essence.
有含湿砂层存在的被动蒸发冷却层屋面的温度波衰减,在本质上不同于干燥状态情况。
When a thin plate is heated by a beam of modulated continuous laser, a temperature wave generates and propagates along the plate with amplitude decay and phase delay.
通过连续激光调制对薄板试样进行局部周期加热,采用红外扫描测温技术记录动态温度分布。
It is shown that the temperature wave can appear beyond spatiotemporal symmetry-breaking bifurcation at a certain constraint controlled externally and a fixed boundary condition for the model system.
研究结果表明,在一定参数值和固定边界条件下,反应体系经由时间-空间对称破缺分支能够产生温度波。
Instead, Wickwar's explanation is that a vertical atmospheric wave discovered in their LIDAR data lowered the temperature in the region above their radar installation near Logan, Utah.
相反,威克·威尔解释说,他们从激光雷达数据中发现,一股垂直大气波降低了他们在犹他州洛根附近雷达上空的气温。
In addition, high temperature, continuous wave operation of the laser has also been achieved.
此外,高温,连续波运行的设计目标也已达到。
KT at room temperature is about equal to 200 wave Numbers.
室温时的kT大约等于,200个波数。
Electroplating working conditions is to point to the operation of the when electroplating changes factors, including: current density, temperature, mixing and power of the wave, etc.
电镀工作条件是指电镀时的操作变化因素,包括:电流密度、温度、搅拌和电源的波形等。
An example for measuring the conversion loss and noise temperature of mixers in millimeter wave band by using the noise measurement method is discussed in this paper.
讨论了一种利用噪声测量的方法来确定毫米波段混频器的变频损耗和噪声温度的一个实例。
The main principle is introduced, and the relationship between speed of sonic wave and media temperature is deduced. The great merits and existing questions of acoustic pyrometry are shown.
介绍了声学测温的基本原理,推导了声波传播速度与介质温度的关系式,阐述了声学测温的巨大优势和存在问题。
When the temperature and pressure behind incident shock wave decrease, the photochemical ignition delay times will increase.
光化学点火延迟时间随初始爆炸波后温度和压力的降低而增长。
It is as the larger and smaller fusion bodies ignite in wave synergy together that the body increases in temperature.
当大型融合体和小型融合体在光波协同中点燃时,身体就会升温。
Combustion wave temperature distribution of GAP/AN propellant was studied by means of advanced double W Re microthermocouple technique.
利用先进的双钨铼微热电偶技术,研究了GAP/AN 推进剂的燃烧波温度分布。
The linearity, wave distortion, temperature influence, and its compensation measure in detecting current during spot welding by hollelement are described in this paper.
论述了霍尔器件检测点焊焊接电流时的线性度、波形失真、温度的影响及其补偿措施。
The combustion wave temperature profiles and flame structures of fuel-rich propellant containing boron are measured by using W-Re micro-thermal couple and flame photo technique.
通过微热电偶测温和火焰单幅照相技术测试了含硼富燃料推进剂燃烧波温度分布及燃烧火焰结构;
Objective To observe the temperature distribution of decimeter wave radiation on different tissues and its clinical effect for fibrositis.
目的观察分米波辐射不同组织时的温度变化和临床治疗纤维织炎的疗效。
The terrestrial ionospheric plasma can be heated by a powerful ground-based high-frequency radio wave, which results in the disturbance of the electron temperature and density.
地面入射的大功率无线电波能加热电离层等离子体,引起电离层电子温度和密度的扰动,实现电离层的地面人工变态。
The numerical results show that the cracks are caused by cold wave by lack of temperature reinforcements in the structure.
计算结果表明,裂缝是由于结构未配置温度钢筋,由寒潮作用引起的。
Influences of the incident Angle for wave and plasma parameters such as temperature, density and location of resonance layer on wave traces and power deposition distribution were studied.
研究了等离子体温度、密度和共振层位置等参数及波的入射角对波迹和功率沉积分布的影响。
The method of trimmer screw compensation tuning can be used to diminish the effect of temperature on resonant frequency, and trimmer screw can restrain parasitic modes electromagnetic wave birth.
根据微调螺钉对谐振频率影响的规律,采用补偿调试的方法还能减小温度对谐振频率的影响,同时,微调螺钉还能抑制寄生模的产生。
Four spectral lines with different wave length of sodium atom were selected in measuring the arc temperature by Boltzmann's Graphical Method.
试验选用了钠原子四条不同波长的谱线,用玻耳兹曼图解法求得电弧的温度。
The equalizer is used in high-power travelling wave tube usually works in bad environment, for example, a wide rage of temperature.
大功率行波管用均衡器通常工作环境恶劣,需要满足在高、低温度环境中均能正常工作的要求。
The method of trimmer screw compensation tuning can he used to diminish the effect of temperature on resonant frequency, and trimmer screw can restrain parasitic modes electromagnetic wave birth.
根据微调螺钉对谐振频率影响的规律,采用补偿调试的方法还能减小温度对谐振频率的影响,同时,微调螺钉还能抑制寄生模的产生。
When a sound wave passes through non-uniform temperature fields, it will be refracted and its travel path will be bended.
当声波在非均匀温度场中传播时会因声波的折射而导致声波路径弯曲。
Most low temperature cracking of asphalt pavement occurs when the cold snap or cold wave comes.
沥青路面的低温缩裂大多发生在寒流或寒潮突然来临时。
Analyse the traveling wave induction launcher temperature field with the method of ANSYS electromagnetic analysis (thermal coupling module).
用ANSYS分析电磁——热耦合的方法,分析了行波发射器的温度场。
Then, the higher degree of accuracy of three-wave model is verified by annual temperature probability distribution map and the calculation of degree-hour.
然后通过全年温度概率图和度时数计算验证三波模型的较高精度。
The real time monitoring for residual strain induced by resin cure during the RTM process was realized by measuring the relationship among wave deflection, temperature and curing time.
通过光纤光栅波长偏移与温度和固化时间之间的关系测试,得到了树脂固化过程中残余应变的变化历程,成功实现了RTM工艺树脂固化过程中残余应变的在线监测。
Using spin wave theory and the equation of motion technique for the Green function, specific heat of ferromagnetic antiferromagnetic double layers at low temperature is investigated.
应用线性自旋波的理论和格林函数运动方程技术,利用数值计算的方法得到铁磁-反铁磁双层系统的低温比热。
The surface temperature of the concrete dam blocks attected by the cold wave is analysed in this paper.
本文分析了寒潮影响下的混凝土坝块表面温度,得出了内外温差与内表温差的计算关系。
High temperature oscillator, divider and inverter produce logic square wave for working frequency so that precise frequency and stable temperature are achieved.
用高温晶体震荡器、分频器和反向器形成新的工作所需的工作频率逻辑方波,以提高工作频率精度和温度的稳定性;
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