Wednesday, October 30, 2024
Monday, January 13, 2025
Friday, April 4, 2025
Sunday, March 23, 2025
Thursday, March 6, 2025
问题:过热蒸汽在蒸汽透平中能量转换的过程是()。A、热能→动能→机械能B、热能→动能→静压能C、热能→机械能→动能...
Monday, February 17, 2025
Thursday, June 26, 2025
Monday, January 13, 2025
Friday, October 18, 2024
Thursday, March 6, 2025
Saturday, March 22, 2025
Friday, October 18, 2024
Friday, October 25, 2024
Thursday, June 26, 2025
Monday, August 5, 2024
Thursday, June 26, 2025
问题:过热蒸汽通过蒸汽透平的喷嘴时,其流速()。A、增大B、降低C、不变...
Wednesday, February 19, 2025
问题:排汽压力()常压的蒸汽透平,称为背压式蒸汽透平。A、高于B、低于C、等于...
Tuesday, September 10, 2024
Sunday, March 23, 2025
问题:当供给压缩机透平的蒸汽量不足或蒸汽的压力及温度下降时,如果离心式压缩机出口压力不变,压缩机发生喘振的可能性()。A、增大B、减少C、不变...
Wednesday, February 19, 2025