问题:电除尘振打“分组”方式,是指先打阳极,后打阴极。...
Tuesday, September 13, 2022
Tuesday, September 13, 2022
Tuesday, May 2, 2023
Saturday, September 17, 2022
问题:测量烟气温度时使用水银玻璃温度计,应采用实验室玻璃温度计,因为其测量错误差比工业水银玻璃温度计小。...
Sunday, July 16, 2023
Saturday, September 17, 2022
Tuesday, September 13, 2022
Tuesday, October 4, 2022
Friday, September 22, 2023
Saturday, September 17, 2022
问题:润滑装置有哪几种配置方式?()A、分散润滑和集中润滑B、单独润滑和分散润滑C、连续润滑和集中润滑D、间歇润滑和连续润滑...
Tuesday, August 15, 2023
问题:加热支持绝缘子周围温度的电加热器可实现恒温控制。...
Saturday, September 17, 2022
Saturday, September 17, 2022
Saturday, September 17, 2022
问题:运行电压和电流的变化情况可反映出电除尘器的运行效率和和对粉尘比电...
Tuesday, September 13, 2022
问题:静止流体中,压力垂直方向的变化率等于流体的()。A、比重B、密度C、重度...
Sunday, April 16, 2023
Saturday, September 17, 2022
Saturday, September 17, 2022
问题:电动机运行中应无剧烈振动,其振动值不应大于允许振动值范围,其窜轴...
Saturday, September 17, 2022
问题:热工仪表的作用是监控和控制设备运行,分析和统计各种指示。...
Saturday, September 17, 2022