Saturday, September 17, 2022
Saturday, May 11, 2024
Saturday, September 17, 2022
问题:下面属于标准节流件的是()。A、文丘利管;B、偏心孔板;C、翼形动压管;D、以上都是。
Tuesday, September 13, 2022
问题:KMM可编程调节器数据显示器上出现“-6.9”或“6.9”时,可能是什么故障?
Saturday, September 17, 2022
Saturday, September 17, 2022
Tuesday, September 13, 2022
Saturday, September 17, 2022
问题:随着机组的负荷上升,蒸汽流量不断增大,则过热器减温喷水的流量也会不断地被调大。()
Wednesday, November 9, 2022
问题:一只工业用压力表,测量上限为6兆帕,准确度等级为1.5级,试确定此表用的精密压力表的量程和准确度等级。
Saturday, September 17, 2022
Thursday, May 11, 2023
Sunday, October 29, 2023
问题:对于定值调节系统,其稳定过程的质量指标一般是以()来衡量的。
Saturday, September 17, 2022
Saturday, September 17, 2022
Saturday, September 17, 2022
问题:系统的静态偏差与比例增益成反比,增益越大,系统静差越小,调节精度越高。
Thursday, February 16, 2023
Saturday, September 17, 2022
Saturday, September 17, 2022
问题:电力行业全过程安全管理要求发生责任事故必须相应追究()责任。A、有关领导B、管理部门C、设计安装D、制造单位
Saturday, September 17, 2022
Saturday, September 17, 2022