Saturday, November 16, 2024
问题:离心风机在启动过程中,一旦进入喘振工况,要及时增加(),使之脱离...
Sunday, September 11, 2022
Sunday, September 11, 2022
Tuesday, January 24, 2023
Friday, April 12, 2024
问题:转子上的各风机的叶轮是使气体提高()的重要部件。...
Monday, September 12, 2022
问题:离心鼓风机的性能曲线,是反映鼓风机性能参数之间()在曲线。...
Sunday, April 2, 2023
Monday, February 5, 2024
问题:风机出风口用来防止介质倒流防止回风撞击的阀门是()。...
Sunday, September 11, 2022
问题:风机中的油封和气封往往是什么型式的密封,简述其工作原理。...
Tuesday, December 3, 2024
问题:炼钢生铁国家标准的含磷上限是()。A、0.25%B、0.30%C、0.40%D、0.45%...
Monday, February 5, 2024
Tuesday, March 18, 2025
Thursday, March 13, 2025
问题:强制润滑系统通常是由()、主油泵、辅助油泵、冷油器、滤油器、溢流阀、油压调节阀,管路辅件、压力表、事故油箱等组成。...
Wednesday, May 15, 2024
问题:已知某台风机的风量为900m3/min,求其每小时可以向高炉供多少风?...
Saturday, March 4, 2023
Sunday, September 11, 2022
Friday, January 5, 2024
Saturday, November 16, 2024
Tuesday, June 6, 2023
Sunday, September 11, 2022