The heat exchange performance of the miniature hydraulic turbine is investigated in the lab with self-designed experimental device and flow.
采用自行设计的套管式传热实验装置及流程，进行了内置液轮机换热管的换热性能实验研究。
The heat exchange performance of the built-in spiral spring heat exchange tube is investigated in the lab by using the self-designed experimental device and flow.
采用自行设计的套管传热实验装置及流程，进行了内置螺旋弹簧换热管的换热性能实验研究。
The test results show that, increasing inlet flux and decreasing width of ventilation hole within a scale are main ways to improve the heat exchange performance of standard chassis.
结果表明，在一定范围内增加机柜进气流量和减小通风孔尺寸可改善机柜通风换热性能。
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 result proves that the short time step model can be used to predict heat exchange performance of the underground heat exchanger and to design and optimize a ground source heat pump system.
结果表明，短时间步温度反应系数模型可以较好地预测埋地换热器的换热性能，为地源热泵系统的设计与优化提供了依据。
The breech lock closure type heat exchanger is characterized by reliable sealing performance, easy dismantling and assembling, high utilization ratio of heat exchange area and small grounding.
螺纹锁紧环换热器具有密封性能可靠，拆装方便，换热面积的利用率高，结构紧凑，占地面积小等特点。
Stainless steel heat exchange tube because of its excellent performance, favored by the vast number of businesses.
不锈钢换热管因为其自身优秀的性能，深受广大商家青睐。
A new method for analyzing a heat exchange system performance variation is proposed along with the establishment of a relevant linear mathematical model.
本文提出了分析系统性能变化的一种新方法，并建立相应的线性数学模型。
The mechanical performance of the transverse fluted heat exchange tubes was studied through tests, the reliability of the structure was verified, and some important conclusions were derived.
通过试验研究了横纹槽换热管的力学性能，验证了这种结构的可靠性并获得了几点重要结论。
The high-temperature retractable cooler has the advantages of good heat exchange effect, stable performance and long service life.
本实用新型换 热效果好，工作性能稳定，使用寿命长。
The utility model has advantages of high heat exchange efficiency, reliable service performance and long service life, etc.
本实用新型具有换热效率高，使用性能可靠，寿命长等优点。
Thermoelectric cooler has dynamic thermoelectric performance under complex environment, an unstable heat exchange condition or a requested fast adjust time condition.
半导体致冷器在环境温度变化大，热传导不稳定，温度调节时间要求快等恶劣条件下工作时具有复杂的热电特性。
Thermoelectric cooler has dynamic thermoelectric performance under complex environment, an unstable heat exchange condition or a requested fast adjust time condition.
半导体致冷器在环境温度变化大，热传导不稳定，温度调节时间要求快等恶劣条件下工作时具有复杂的热电特性。
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