Sunday, September 11, 2022
Friday, September 16, 2022
Sunday, September 11, 2022
Sunday, September 11, 2022
问题:阀门类型的用代号表示,其中止回阀用字母()来表示。...
Friday, September 16, 2022
Saturday, April 1, 2023
Friday, September 16, 2022
问题:识读工艺安装图时,应先看()。A、工艺流程图B、平面布置图C、总体平面图D、图样目录...
Wednesday, February 22, 2023
Saturday, September 17, 2022
Sunday, September 11, 2022
问题:运行机组中,每班巡回检查不少于4次,巡回检查的内容应包括()。...
Sunday, September 11, 2022
问题:测量注水量操作中,注水量定量推算法的公式是:()。...
Sunday, September 11, 2022
Sunday, September 11, 2022
问题:节约额核算法适用于工序定额,工序价格和计量手段较为()的班组,...
Friday, September 16, 2022
问题:使用水银玻璃温度计测量时,读数正确的方法是()。...
Friday, September 16, 2022
问题:刷子清管器或刮管器中有许多小孔起()的作用,流体穿过清管器中的小...
Sunday, September 11, 2022
Friday, September 16, 2022
Friday, September 16, 2022
问题:采用变频调速的三相异步电动机,在工频条件下,其额定转差率一般在(...
Sunday, September 11, 2022
问题:如果油层孔隙中只存在油、水两相时,则S<sub>O</sub>...
Sunday, September 11, 2022