光热技术用来测量样品的光学和热特性。
Photothermal techniques have been employed to measure optical and thermal properties of samples.
分析了大小样品在液氮中的淬冷沸腾换热特性。
This paper analyzes the characteristics of quenching boiling of small and large samples in nitrogen.
管间距及液膜溅射损失对蒸发换热特性影响很小。
Tube pitch and losses due to liquid film splatter have a very small influence on evaporative heat exchange characteristics.
热特性参数是饲料加工过程研究中必不可少的参数。
Thermal properties parameters are indispensable in study of feed processing.
作垄规格和水位不同都影响到土壤热特性和热流传导。
The thermal characteristics and the heat current are affected by ridging scales and watering tables.
本文采用热质比拟技术研究了矩形翅片椭圆管的换热特性。
Heat transfer characteristics of ellipsoidal tubes with rectangular fins have been studied by the hot medium analogy method.
超强回热特性, 补偿温度迅速,适用多层基板及常规使用。
Super speed on heat recovery and widely applied for multi-layer boards and regular uses.
机床主轴部件和主轴箱的热特性是影响机床精度的主要因素之一。
The Thermal Properties of Spindle Assembly and Headstock is one of the main elements that influence machining precision.
计算机计算结果表明,格子砖材质的更换会改变蓄热室的换热特性。
The computor resulted that the replacement of checker brick material will change the heat transfer performance.
本文对电站锅炉干式排渣系统的换热特性和运行特性进行了深入研究。
In this paper the heat transfer performance and operating performance of the dry removal system of slag of the power plant boilers is studied in detail.
实验研究了细圆管内去离子水和氧化铜纳米颗粒悬浮液的对流换热特性。
Experiments were conducted to investigate the convection heat transfer of deionized water and copper oxide nanoparticle suspensions flowing through mini tubes.
通过理论分析,研究了竖直细小管内水—空气环状两相流的蒸发换热特性。
Through a theoretical analysis a study has been carried out concerning the evaporation heat exchange characteristics of water-air annular two-phase flows in a vertical slender tube.
研究了射流冲击间距、射流孔排列方式和初始横流等因素对换热特性的影响。
Effects of the impingement distance, the impinging hole arrangement and the initial crossflow on heat transfer characteristics are investigated.
在国内外首次研究了结构尺寸对极限偏心环缝中液氮的沸腾换热特性的影响。
In this paper, the effect of configuration size on the liquid nitrogen thermosyphon boiling heat transfer behavior in extreme eccentric annulus is studied for the first time.
高温非平衡化学反应对高超声速再入飞行器绕流流场的气动热特性有较大影响。
High temperature chemical non equilibrium phenomena have a great effect on the flow field around a reentry vehicle.
针对超声速入射流的非均匀性对物体的气体动力特性和热特性的影响作了研究。
Analysis is made of the effect of nonuniformity of a supersonic incident flow on the gas dynamic and thermal characteristics of bodies.
机床主轴系统是机床的核心部件,其热特性的好坏,直接影响机床的加工精度;
The main spindle system is a key part on the machine tools. The quality of thermal behavior influences the machining accuracy of machine tools directly.
研究了棉杆成型块等生物质固体燃料在小型移动层上吸式热解燃烧炉中的热特性。
The thermal properties of biomass fuels such as cotton stalk briquette in the small furnace of biomass pyrolysis and combustion with moving bed and updraft was investigated.
低温绝缘材料的电气、力学和热特性对于超导磁体的性能和可靠性有极大的影响。
The electrical, mechanical and thermal characteristics of low temperature dielectric materials have fatal influence on the performance and reliability of superconducting magnets.
通过理论分析,研究了竖直传热管内降膜-高速空气环状两相流的蒸发换热特性。
A theoretical analysis was carried out for evaporative heat transfer of annular two phase flow of liquid film and high velocity air in vertically heated tubes.
本文对氟利昂22在水平光滑管和内螺纹管内的流动沸腾换热特性进行了实验研究。
Flow boiling heat transfer characteristics in horizontal smooth tubes and internal grooved tubes of R22 are experimentally investigated.
在相同质量流量、相同压力降和相同泵功率等条件下,比较了两种通道的换热特性。
The heat transfer characteristics of the both passages are compared under the conditions of the identical mass flux, identical pressure drop and identical pumping power.
从热特性、电特性、焰流速度和燃烧稳定性的角度分析了发生器中等离子弧的特征。
It analyses the plasma electrical arc characteristic from the thermal and electrical characteristic and flame flow rate and the burning stability.
在这些应用中,准确预测液氮的流动沸腾换热特性对于系统设计和安全运行十分重要。
In these applications, it is very crucial to predict the flow boiling heat transfer coefficient of liquid nitrogen for the system design and safe operation.
对紧凑式排列管束在水平和竖直两种排列方式下的池内沸腾换热特性进行了实验研究。
Heat transfer experiments were carried out for pool boiling on vertical and horizontal compact heated tube array used for evaporator.
目的在地面条件下研究、评估载人航天飞行中密闭舱内温湿度控制系统的通风和换热特性。
Objective To research and evaluate the ventilation and heat exchange character of the sealed-cabin temperature and humidity control system in manned space flight on the ground.
对由太阳能集热器热水自然循环加热的太阳能热转换系统卵石层的热特性进行了实验研究。
Thermal characteristics of the gravel layer in the system heated by hot water natural circulation with solar collector were studied.
分析了水力失调的基本规律,对散热器的热特性进行了探讨,给出了散热器的传热特性曲线。
The hydraulic imbalance features are analyzed in this paper, the radiator heating properties is discussed, and the heat transferring curves is also given.
当使用系统辨识方法建立建筑墙体动态热特性模型时,通常将时间离散模型的阶次通常设为定值。
When using the system identification methods to establish the dynamic thermal model of the building wall, the order of the discrete time model was usually set up to be constant value.
为查明不凝气体对水平管外膜状凝结换热特性的影响规律,建立了水平单管的气、液双边界层模型。
Film condensation heat transfer characteristics are studied by numerical simulation for a single horizontal tube in the presence of a non condensable gas.
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