Thursday, March 28, 2024
Tuesday, May 7, 2024
问题:循环机打气量减少的原因不正确的是()A、系统压力升高B、进出口活门损坏C、近路阀内漏D、皮带打滑
Thursday, March 28, 2024
Friday, October 14, 2022
问题:泵的输出功率与原动机的输入功率之比是()。A、<1B、>1C、=1
Wednesday, February 21, 2024
Tuesday, May 23, 2023
Wednesday, February 21, 2024
Tuesday, May 7, 2024
Wednesday, April 24, 2024
Thursday, February 22, 2024
Friday, March 29, 2024
Saturday, November 18, 2023
Thursday, March 28, 2024
Monday, January 30, 2023
问题:常见的锅炉水垢有()垢。A、碳酸盐B、硫酸盐C、磷酸盐D、硅酸盐E、硝酸盐F、氧化铁G、油H、铜
Sunday, January 29, 2023
Thursday, March 28, 2024
问题:正常开车时。升温速率控制在()。A、30-40℃/hB、50-60℃/hC、10℃/hD、均可
Tuesday, May 23, 2023
Thursday, March 28, 2024
Tuesday, May 23, 2023
Saturday, April 22, 2023