1)alternative refrigerant替代工质
1.Experimental study on performance of air source heat pumps with alternative refrigerants;采用替代工质的空气源热泵性能试验研究
2.In this paper, experimental studies are carried out on the suitability of alternative refrigerants of R32/R134a and R407C with polyester type lubricants of different models.本文对替代工质 R3 2 /R13 4a和 R40 7C与不同型号的酯类 POE油的配合性进行了试验研究 。
3.The refrigerator performance tests have been carried out using refrigerant CFC12 and its alternative refrigerant HFC152a/HCFC22.对制冷剂为CFC1 2及其替代工质HFC1 5 2a/HCFC2 2时的冰箱性能进行了实验研究。
英文短句/例句
1.Analysis of the Cyclic Performance of R22 and Investigation on Its Substituting Refrigerants;R22循环性能分析及其替代工质研究
2.EXPERIMENTAL STUDY ON THE PERFORMANCE OF A NEW -40℃ ALTERNATIVE REFRIGERANT-40℃温区新型替代工质整机性能实验研究
3.The Ratio and Refrigeration Circle Performance Research of Substituting Refrigerants of R22 Based on the Method of Minimum Gain of Entropy;最小熵增法R22替代工质组份比及循环性能的研究
4.jet and mineral substitute for jet, worked煤玉及煤玉的矿物质替代品,已加工的
5.THE THEORETICAL AND EXPERIMENTAL STUDY OF SINGLE REFRIGERANT HFC-161 TO REPLACE HCFC-22单工质HFC-161替代HCFC-22的理论与实验研究
6.Research and Development on the Alternaitve Refrigerant for Automobile air conditioning system汽车空调系统工质替代研究现状及未来
7.Alternatives refrigerants for R12 of refrigerated railway cars in China我国铁路冷藏车制冷工质R12之替代研究
8.The owner replaced the workers with machines.老板以机器代替工人。
9.The Experimental Replacement of a Esophageal Segment with Resorble Porcine Thoracic Aortas Acellular Matrix;可吸收脱细胞猪主动脉基质人工食管替代犬食管缺损的试验研究
10.Study on Replacing of Nature Refrigerants Cascaded Refrigeration Cycle with CO_2 Working in Low Temperature Stage;CO_2为低温级的自然工质复叠式制冷循环替代研究
11.Theoretical and Experimental Study on R22 Substitutes and Leakage, Diffussion, Fatalness of Refrigerants;R22替代及工质泄漏扩散危险性理论分析与实验研究
12.THEPROFESSIONALINTELLIGENCECREDENTIALSFORINTERNATIONAL PROJECT MANAGEMENT CAN OR CANNOT REPLACE THE PROJECT MANAGER CREDENTIALS FOR CONSTRUCTION ENGINEERING ENTER PRISE;IPMP证书能否替代建筑施工企业项目经理资质证书
13.Experimental Research of Mixture refrigerant R290/R134A as a substitute for R404A in cabinet freezers冷冻陈列柜应用混合工质R290/R134A替代R404A的实验研究
14.Where a computerised system replaces a manual operation, there should be no resultant decrease in product quality or quality assurance.只要是由计算机系统代替人工操作的地方，都应当不会因此降低对产品质量或质量保证的要求。
15.dilution of labour以非熟练工人替代熟练工人
16.The manufacturing system took its place.工场手工业代替了这种经营方式。
17.To be engaged in studying a role so as to be able to replace the regular performer when required.当替角，当替工参加学习一个角色，以便能在需要时代替正规的表演
18.Plastic forms recently have been substituted for wooden ones.最近，塑料制版已替代了木质制版。
相关短句/例句
alternative[英][?:l't?:n?t?v][美][?l't?n?t?v]替代工质
1.In order to solve the problem existing when using themain refrigerant alternative (R134a) to substitute R12 in a refrigerator,this paper presents a solution of using R134a with R600a as a newrefrigerant R134a/ R600a.为了解决R12的主流替代工质R134a作为冰箱制冷剂时存在的问题,提出给R134a系统加入R600a组成混合工质R134a/R600a的方案,提供物性和热力性能比较结果,证明R134a/R600a作为冰箱制冷剂比R134a和R600a更具有优势,并提出了采用新型制冷剂的冰箱压缩机的改进方案。
2.On the research of alternative refrigerants, because of their advantageous thermal characters and unparalleled prepondrance of environmental protection, kinds of HCs substance have taken more and more scholars attention.在绿色环保替代工质的研究方面 ,由于其优越的热物性和无可比拟的环保优势 ,各类HCs类制冷工质正引起越来越多学者的注意。
3.In order to study the alternatives in these heat pumps, thermodynamic properties and performance for alternative R32/134a were analyzed.为了研究这种热泵的工质替代问题 ,就目前具有成功实验结果的水 -水热泵的替代工质之一 :R32 / 134a进行热力学及循环性能模拟分析 ,结果发现R32 / 134a当浓度为 (30 / 70 )时作为常规水 -水热泵工质具有较大优势。
3)alternatives[英][?:l't?:n?tiv][美][?l't?n?t?v]替代工质
1.Based on sustainable development,CO_2 emerges as one of the most likely alternatives to the synthetic fluids in heat pump water heaters.基于可持续发展观,CO_2成为热泵热水器系统最有潜力的替代工质之一。
2.This paper discusses a simple method which is able to provide the COP and the capacity of a theoretical refrigerating cycle using alternatives as working fluids, by means of some new relative factors such as the reduced difference of the cycle temperature, the reduced suction temperature and subcooling temperature.计算理论制冷系数与容积制冷量的简单关系式吴之春，马一太，吕灿仁，杨昭（天津大学热能研究所天津３０００７２）关键词：关系式，热力循环性能，替代工质ＡＳＩＭＰＬＥＰＲＥＤＩＣＴＩＯＮＭＥＴＨＥＤＷＩＴＨＡＰＰＬＩＣＡＴＩＯＮＴＯＴＨＥＣＯＰＡＮＤＴＨＥＣ。
4)refrigerant replacement替代工质
1.Based on the steady state distributed parameters model of the condensers which was put forward in the previous related reference the heat transfer and flow characteristics of four different two-rows condensers which used the refrigerant replacement(R407C,R410A,R134A)of R22 were studied.结果表明:采用R22的3种替代工质时,冷凝器性能的变化规律基本一样,4种流路布置中,在随着管内冷媒流量的变化和随着冷凝器迎风面风速的变化两种工况下,逆流换热效果最好,其次是错流,顺流最差;在与R22为工质的冷凝器性能比较中,采用3种替代工质的冷凝器换热量及进出口压降的变化趋势基本一样;在3种替代工质中,R410A性能较好,换热量最大、压降最低,但其冷凝压力比R22高出60%左右,R134A压降较大,这两种都不是理想替代物,而R407C与R22在换热量及压降方面最为接近,是其理想的替代工质。
5)refrigerant replacement工质替代
1.Such latest researches as the profile of scroll compressor, scroll mechanism, thermodynamic analysis and refrigerant replacement were summarized.阐述了涡旋压缩机发展历程以及在涡旋型线、平衡机构、热力学分析、工质替代、加工制造等方面的最新研究状况 ,并指出了在今后一段时间内涡旋压缩机的研究方
6)Substitutes for R502R502替代工质
延伸阅读
工质工质workingsubstance在各种机器中用以实现热能与机械能或其他形式能量转换的媒介物。又称热力学工质。工质一般为流体（气体和液体）。如制冷机中的氟里昂，汽轮机中的蒸汽等均为工质。
