Monday, January 1, 2024
Saturday, September 17, 2022
问题:检定电子计数式转速表时,在同一检定点上连续应读取被检转速表()个显示值。...
Monday, January 29, 2024
Saturday, December 30, 2023
Monday, January 29, 2024
问题:组合单位的中文名称的书写原则是什么?并举例说明。...
Wednesday, June 7, 2023
Tuesday, January 9, 2024
Friday, March 24, 2023
Saturday, September 30, 2023
问题:有一台以测频法设计的电子计数式转速表,采样时间为2s若要表计直接显示转速值,应配用z(每转脉冲数)为多少的转速传感器?...
Friday, April 12, 2024
Saturday, September 30, 2023
问题:差压式流量计,其流量与差压的()成比例关系。差压计配合开方器,完成()和()关系的运算,实现它们之间关系的线性化。...
Tuesday, March 5, 2024
问题:差压式流量计,其流量与差压的()成比例关系。差压计配合开方器,完成()和()关系的运算,实现它们之间关系的线性化。...
Sunday, June 18, 2023
问题:流体以体积表示时称()流量,其单位名称是(),单位符号是()。...
Saturday, September 30, 2023
Friday, April 12, 2024
问题:活塞式压力计是利用被测压力作用在()上的力与活塞和砝码的()相平衡的原理制成的压力计。...
Monday, January 29, 2024
问题:采用测频原理设计的电子计数式转速表,其测量误差有()、()、和(...
Saturday, September 17, 2022
Friday, April 12, 2024
Monday, January 1, 2024
问题:根据你的理解,简述一下330MW机组全程给水自动是如实现的。...
Friday, April 12, 2024