The onset temperature difference of thermoacoustic Stirling prime movers is a very important parameter for utilizing low quality heat energy.
热声机械作为一种新型的能量转化装置，讨论其起振温差对于利用低品位能源具有非常重要的意义。
The results show that the diurnal variation of leaf-air temperature difference varies under different soil moisture conditions, the low soil moisture results in large leaf-air temperature difference.
结果表明：水稻叶气温差在不同的土壤水分条件下表现出不同的日变化规律，较低的土壤水分导致了较高的叶气温差；
The interlaced heat pump flow has a total temperature difference that is lower than other heat pump flows and can be applied to the low - temperature evaporation for the heat - sensitive materials.
间隔式多效热泵流程不但可以大幅节能，减少总温差费用支出，还能在更多效保持低温水平，非常适于热敏性物料的低温蒸发浓缩。
The company has established a multi-functional laboratory, where many experiment and test can be carried on, such as, low temperature, stretch, combustion, hardness and color difference, etc.
公司建立了集高低温、拉伸压缩、燃烧、硬度、色差等多项实验和检测的多功能实验室。
Uncooled bi-material infrared detectors have the potential of approaching the theoretical limit of noise equivalent difference in temperature because of its high sensitivity and low noise.
非致冷双材料室温红外探测器具有高响应率和低噪声的特点，噪声等效温差接近理论极限。
It is dual channel radiator that results in higher overall air temperature increase and higher logarithm temperature difference at low temperature side.
认为双流道冷却装置使总的空气温升增大、低温侧对数温差提高。
The temperature difference of welding zone can be decreased with small dipping angle, high dipping speed and low heat exchange coefficient of dipping Zn liquid.
降低浸镀锌液的换热系数，采用小角度快速浸入可以降低焊缝区域温差。
For the difference of ship steel low temperature impact value, the effects of chemical composition, inclusion and microstructure of the refined and unrefined steel are analyzed.
针对精炼与非精炼船钢低温冲击值的差异，分析了两种钢的化学成分、夹杂物和显微组织等对冲击值的影响。
Heat transfer in narrow channel has lots of advantages such as compact structure, low heat transfer temperature difference and high efficiency and so on.
窄缝通道具有结构紧凑、换热温差低等优点，因此该无源强化传热技术被广泛应用在微电子、低温制冷、化工及其航空航天等领域。
Don't set the temperature of the air-conditioner too low in case the large temperature difference with the outdoor's.
室内空调温度不宜设定过低，避免与室外温差过大；
In this text, the features of low-temperature air conditioning in the food processing workshop and the difference between ordinary air conditioning and cold storage are explained.
阐述了食品加工车间低温空调的特点及与普通空调和冷库的不同之处，对食品加工车间低温空调的有关问题进行了分析。
The pressure difference and change between high-pressure chamber and low-pressure chamber at different speed excitation and oil temperature are obtained.
模拟得到了叶片式液压减振器模型在不同速度激励、油液温度下，相邻高、低压腔内压差大小及变化规律。
Australia is bright and sunny, high difference temperature, low rainfall and has excellent and steady climate, so it is suitable for grapes to grow up.
澳大利亚阳光充足，温差大，雨水少，气候优良及稳定，及其适合葡萄的生长。
The effect of Astragalus is obviously better than Codonopsis in hot board test and hypoxia tolerance test under ordinary pressure. But there is little difference in low temperature swim experiment.
其中在抗热刺激和耐缺氧实验中黄芪作用明显优于党参，而在低温游泳实验中黄芪和党参的作用无明显差别。
A large difference between Dybye temperatures obtained by ultrasonic measurement and fitting of low-temperature specific heat is interpreted.
解释了超声测量得到的德拜温度和低温比热拟合结果之间的巨大差异。
The invention relates to a space-difference energy refrigerating and heating machine which can carry out heating in a low-temperature condition and has good heat exchange performance.
空间差能冷暖机涉及一种在低温条件下能够制热，冷热交换性能好的空间差能冷暖机；
The invention relates to a space-difference energy refrigerating and heating machine which can carry out heating in a low-temperature condition and has good heat exchange performance.
空间差能冷暖机涉及一种在低温条件下能够制热，冷热交换性能好的空间差能冷暖机；
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