Sunday, September 11, 2022
Friday, September 16, 2022
问题:WHB-1有()个燃料气联锁。A、2B、4C、1D、3...
Wednesday, May 24, 2023
问题:扬程为10m水柱离心泵,用于输送比重为680Kg/m<sup>...
Sunday, September 11, 2022
问题:气体吸收过程中的阻力包括()。A、气相阻力B、气膜阻力C、液相阻力D、液膜阻力...
Wednesday, April 26, 2023
问题:气化单元碳黑洗涤塔的是()。A、浮阀塔B、筛板塔C、填料塔D、精馏塔...
Tuesday, July 25, 2023
Sunday, September 11, 2022
Sunday, October 30, 2022
问题:要提高氨合成塔(),可以用提高合成气压缩机的转速来实现。...
Sunday, September 11, 2022
问题:一般说来,各类物质的导热系数的大小按()次序排列。...
Friday, September 16, 2022
Sunday, September 11, 2022
Friday, September 16, 2022
问题:根据()可判断氨合成催化剂的还原程度。A、床层温度B、实际出水量C、氨水浓度D、合成塔出口气体成分...
Thursday, August 17, 2023
问题:要比较一定量气体体积的大小,必须在同温、同压的条件下,通常在标准...
Saturday, September 10, 2022
问题:()液位计是根据变浮力原理测量。A、浮标B、浮筒C、浮球D、玻璃...
Friday, March 15, 2024
问题:通常串级调节系统主调节器正反作用选择取决于()。A、调节阀B、副调节器C、副对象D、主对象...
Thursday, July 13, 2023
问题:蒸汽透平在停车后要()。A、开缸体导淋B、开蒸汽管线放空阀C、补充高位油槽液位D、切换过滤器...
Monday, September 11, 2023
问题:除去空分液氮带来的冷量,液氮洗单元的冷量主要来自于()。...
Saturday, September 17, 2022
Friday, September 16, 2022
Monday, December 18, 2023