By periodically clamping the lid on heat flow, intermittent plate tectonics may explain why the Earth has lost heat slower than current models predict. 间歇性的板块运动可以解释,为什么我们的地球真实的冷却速度比我们现在的地球冷却模型慢。
Decomposition: The breaking of a substance or compound into simpler substandes or compunds by chemical action, heat, or electric current. 分解:一个物质或化合物因化学作用,热力或电流而分裂成较简单的物质或化合物。
With the perfect protection in over voltage, under voltage, over heat, over current, over load, safe and reliable. 具有完善的过压,欠压,过热,过流,过载自动保护功能,安全可靠。
Because without that you will be creating a huge amount of heat that even the current ECCS systems are not capable of removing. 因为没有那样的话,你就会制造出,很多的热量,甚至是ECCS系统,都无法除去那些热量。
We set a relatively long integral time in the calculation of heat current autocorrelation function ( HCACF), and got convergent results. 计算了较长时间的热流自相关函数,并得到了导热系数的收敛结果。
A three-dimensional numerical analysis model of fluid flow and heat transfer in pulsed current TIG weld pool is developed. 对运动电弧作用下脉冲TIG焊接熔池流场与热场动态变化过程建立了三维数学模型。
At present, China's "mechatronics" more heat, while the current industry breakdown methods and management system," from many doors "is the difficult pyridoxine. 目前,我国“机电一体化”较热,而按目前的行业划分方法和管理体制,“政出多门”是难哆的。
In this paper, the instantaneous thermal effects of material uuder high energy heat current of various temperatures were studied. LY 12-CZ and LC 4-CS alloys were used as typical materials. 以应用最广泛的LY12-CZ和LC4-CS两种铝合金为代表,研究不同高能热流对材料的热效应。
The thermal characteristics and the heat current are affected by ridging scales and watering tables. 作垄规格和水位不同都影响到土壤热特性和热流传导。
Distribution of temperature rise of water current caused by heat radiation current which transmits in water current in pipe of solar heater 太阳能热水器热辐射流对管内水流引起的温升分布
The paper mainly state the properties and usage of the fireproofing cable in these aspects, such as insulation resistance, electrical intensity, heat endurance, current carrying capacity, mechanical property, fireproof properties. 主要从绝缘电阻、电气强度、耐热性、载流量、机械性能、防火特性全面介绍防火电缆的性能及其应用。
For special coastal cities, Aerosol transportation and photochemical smog formation shall be considered from the influence of urban heat island current and sea-land wind under different weather conditions. 考虑特定的沿海城市背景,还需着重考虑不同天气条件下,城市热岛环流和海陆风对不同粒径的气溶胶输送及光化学烟雾形成的影响。
A new approach for calculation of heat transfer on the current leads of a superconducting generator 超导发电机励磁电流引线传热计算的一种新方法
A experiment plan to measure heat leak of current leads has been design to determine the rightness of emulation. 最后设计了一个测量电流引线漏热的实验,准备用来验证仿真计算的正确性。
In order to study the heat exchange problem in heat-harm mine, a mathematical model of heat exchange of wind current and surrounding rock is established based on the theory of the thermodynamics. 为了研究热害矿井中的气流与围岩热交换问题,基于热力学理论建立了气流与围岩热交换的数学模型,并采用METLAB对数学模型进行求解。
A new method with non-linear handling is used for calculating the heat transfer on current leads in the rotor of a superconducting generator. 该文采用一种新型非线性分析计算方法,对超导发电机转子中的励磁电流引线进行了传热计算。
When heat current is 180 mA, CO2 concentration is in the range ( 200~ 2 000)? 在加热电流为180mA,CO2浓度为(200~2000)?
The principle of solar-hydrogen is to use hydrogen as an energy currier has very positive characteristics, it can be stored, it is transportable, and can be used in many applications, such as for the generation of power, heat and current. 太阳&氢能技术的原理就是利用氢作为一种能源载体来变换能,它具有很多优点,可以贮存、输送以及其他用途,像供应动力、供热、发电等。
In order to prevent generating heat, the measurement current is controlled when calibrating. 在标定时,通过控制测量电流来防止热敏电阻发热。
In the experiment, it was found that the major influential factor affecting HCl emission was heat, such as radiation heat, intensity of heat current and temperature. 实验中影响HCl释放的主要因素是热(辐射加热热流密度或温度)。
The ocean has been playing an irreplaceable role in regulating global meteorological process and local climatological process by means of its immense heat inertia, current, ice cap, treibeis, etc. 海洋的巨大热惯性、洋流、冰盖与流冰等特点以及温度变化,对形成地球上的天气过程和维持全球气候及其变化起着重要作用。
Fourier's law is no longer applicable in the problems with extreme low temperature or extreme high heat current density. 在极低温度或极高热流密度条件下傅立叶定律不再适用。
The temperature state of shape memory alloy ( SMA) wires embedded in composites is uncertain due to variation of the ambient temperature, heat convection, heat radiation and external current inputted for heating. 由于环境温度、热对流和热辐射条件以及输入的加热电流强度的不同,致使嵌在复合材料中的形状记忆合金的温度难以确定。
The reduction of heat load leaked from current leads is very important in the stability and economical operation of superconducting devices, especially for superconducting transformer. 重点指出了减少电流引线的漏热对超导装置的稳定和经济运行的重要性。特别是对于超导变压器来说,电流引线的设计关系它的运行稳定性和运行成本。
The resistance heat that the current produces through the liquid slag makes the electrode wire and the wire guide melting as filler metal, and the metal is forced by water-cooled slide shoes to solidify welding joint. 利用电流通过液体熔渣所产生的电阻热,将送入渣池的焊丝与导丝管熔化,作为填充金属,通过水冷滑块强制焊缝成形。
The reconstructing formula to inverse laser beam temporal and spatial distribution with target surface temperature distribution is derived, for different back surface boundary conditions, convection-irradiation heat current boundary and constant temperature boundary. 针对背光面两种不同边界条件(对流-辐射热流边界和恒定温度边界)推导出了由靶面温度分布反演激光束时空分布的重构表达式。
The remove and application value of new type heat treatment furnace construction heat supply method, heat current and temperature controlling method 新型热处理炉结构、供热方式、热流和温度控制方式的变革及应用价值
Different segments of the current heating, the heating current and heat current is not much difference, or the red-hot state of the sample surface is difficult to maintain. 采用不同的电流分段加热时,加热电流与保温电流不能相差太大,否则试样表面的红热状态难以维持。
The temperature field is considered temperature with change by the heat of current bring. 温度场主要考虑由电流产生的热量所引起的温度变化。
The controlling circuit has self-protected function of over heat and over current. 在控制电路中设有过热保护和过流保护。