r22
- 【医】金褐霉素【抗真菌药】
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Development Trend of Alternatives to R22 in The Air Conditioning System
空调制冷剂R22替代品的发展态势
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Study on Thermal Physical Performance of LPG Using as the Substitute of R22
以液化石油气作为R22的替代制冷剂的热物性研究
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Fast Calculation Method for the Thermodynamic Properties of R22
制冷工质R22热力性质的一种快速算法
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Influence of cost on system optimization of R22 alternative refrigerants
成本因素对R22替代制冷剂在系统优选中的影响
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Study on the performance of a ground source heat pump using R22 and its substitutes
地源热泵用R22及替代工质热力性能研究
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Fast Calculation Model of Thermodynamic and Transport Properties of R22 in Superheat Region
过热区R22热力性质及传输特性的快速计算模型
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Numerical Study of Heat Transfer and Flow Characteristics in R22 Refrigerant Replacement Evaporators
R22替代工质蒸发器的性能研究
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Comparison analysis of exergy between a novel mixture and R22
一种热泵循环工质与R22的可用能对比分析
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Performance Analysis of Natural Refrigerant Propylene as Substitute for R22
天然工质丙烯替代R22的性能分析
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Theoretical Analysis of LPG as an Alternative Refrigerant to R22
LPG替代R22的理论分析
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Concluded from the test system , the best liquid filled charge ratio of R22 is 45 % .
对本实验设计的热管散热器,采用R22为工作介质时最佳充液率为45%;
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Study on New Refrigerant Mixtures as Alternatives to R22
R22的混合制冷剂替代研究
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Comparison of performance between non-azeotropic mixtures working fluid and R22
一种非共沸循环工质与R22的性能对比实验
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Study on performance of single screw compressor in a closed-circuit ground coupled heat pump with R22
R22地源热泵机组单螺杆压缩机循环性能研究
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Comparison Study on Experimental Setup for In-tube Two-phase Heat Transfer of R22 and its Substitute
R22及其替代工质管内相变换热实验系统的比较研究
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The measurements of the critical parameters and the vapor - liquid coexistence curve for R22
制冷剂R22临界参数及其汽液共存曲线的测定
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Some new alternatives to R22 have been proposed according to their cycle performance and its variation character under different working conditions .
通过对各种环境可接受工质的循环特性、变工况性能优化分析提出几种R22替代新工质。
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Numerical Simulation and Experimental Study on Heating Operation of GSHP Performance of scroll compression ground source heat pump with R22
土壤源热泵机组冬季供热性能的数值模拟与实验研究R22涡旋压缩式地源热泵机组循环性能研究
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Cloning , Sequencing and Expressing of S Segment Coding Gene of Seoul Virus R22 Strain
肾综合征出血热病毒R22株核蛋白基因的克隆、序列分析及其表达
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In this paper , the theoretical problems using LPG ( Liquefied Petroleum Gas ) as substitute for R22 been studied .
本文对液化石油气LPG作为R22替代制冷工质进行了理论研究。
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Flow boiling heat transfer characteristics in horizontal smooth tubes and internal grooved tubes of R22 are experimentally investigated .
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。
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Molecular cloning and sequencing of the M genome segment of epidemic hemorrhagic fever virus R22 strain
流行性出血热病毒R22株M片段克隆及序列分析
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The governor I 'm developing in mainly based on the control box and actuator motor of the well known R22 helicopter .
总督我发展,主要是基于控制箱及致动器电机著名的R22的直升机。
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The application of vertical U-type laying pipe ground source heat pump technology Performance of scroll compression ground source heat pump with R22
竖直U型埋管地源热泵技术的应用R22涡旋压缩式地源热泵机组循环性能研究
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The device adopted a R22 double-stage compression and refrigeration system . Low temperature box could bear large loads during the experiments .
试验装置采用R22的双级压缩制冷系统,低温箱的结构可承受试验时的大荷载。
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Photobiotin-labelled hantavirus cDNA probe prepared from recombinant M segment of R22 strain
光敏生物素标记流行性出血热病毒R22株M片段cDNA探针的研究
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R22 is the main present refrigerants used in cascade refrigeration cycle , which are controlled materials and need to be replaced .
摘要目前复叠式制冷循环中采用的R22制冷剂属于受控物质,需要寻求新的替代制冷剂。
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Meanwhile , the performance of natural refrigerant CO2 was studied and compared with that of traditional refrigerant R22 in the same condition ;
同时对自然工质CO2与传统工质R22在相同工况下的特性进行了对比分析;
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With the increase of blowing agent R22 amount , the density of foam was decreased , and its tensile strength was reduced .
发泡剂R22用量增加,泡沫密度减小,拉伸强度降低。
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By comparison with using pure R22 , the mixture refrigerant R32 / R134a has better capacity adjustment performances .
结果表明,混合工质P32/R134a具有较好的容量调节特性。