R22工质,R22 refrigerant
1)R22 refrigerantR22工质
2)substituted refrigerant for R22R22替代工质
英文短句/例句
1.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
2.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
3.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
4.Experimental Study on Replacement of R22 by R290 in Household Air Conditioner;R290在家用空调中替代R22的实验研究
5.The Feasibility Study of Propane(R290) as Substitute for R22 in Room Air Conditioner;房间空调器R290替代R22的可行性分析
6.OPTIMIZATION OF ROTARY COMPRESSOR FOR AIR-CONDITIONER USING R290 TO REPLACE R22R290替代R22的空调用旋转压缩机优化
7.Exploration of using R32 to substitute for R22 in household/commercial air-conditioning在家用/商用空调中用R32替代R22的探索
8.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
9.Evaporative Characteristics of Air-conditioners System with Refrigerant R410A Replacing R22R410A替代R22空调蒸发器的换热性能
10.Theoretical Study on R404A/R23 Displace R22/R23 Used in the Classical Cascade Refrigeration低温复叠机组中R404A/R23替代R22/R13的理论研究
11.jet and mineral substitute for jet, worked煤玉及煤玉的矿物质替代品,已加工的
12.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
13.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
14.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
15.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
16.The owner replaced the workers with machines.老板以机器代替工人。
17.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
18.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
相关短句/例句
substituted refrigerant for R22R22替代工质
3)mixtures of R22/23R22/R23混合工质
4)R22 and substitutesR22及替代工质
5)R22 R142b DMFR22-R142b-DMF
6)substitute for R22R22替代
延伸阅读
(22E,24R)-麦角甾烷-5,7,22-三烯-3β醇分子式：C28H44O分子量：396.66CAS号：57-87-4性质：片状结晶（乙醇）或针状结晶（乙醚）。含1.5mol结晶水者，熔点168℃。沸点250℃/1.4Pa。[α]20/D-135°（C1.2，氯仿）。制备方法：由从葡萄糖合成该品的酵母中提取。用途：是生产维生素D2的前体，也是生产激素类药物的中间体，可用来生产可的松。
