Wednesday, August 30, 2023
问题:轻烃联合压缩机(10804-K-101)压缩机主轴承温度高于()。高报警,压缩机联锁停机并报警。A、70℃B、80℃C、65℃D、75℃...
Saturday, February 3, 2024
问题:压缩机空负荷运转不能超过多长时间()A、60分钟B、30分钟C、20分钟D、10分钟...
Thursday, May 9, 2024
问题:10807单元PSA吸附器上第二床层组分是()。...
Sunday, September 11, 2022
问题:离心泵轴承箱内润滑油加的越多越好,这样可增加润滑效果。...
Sunday, September 11, 2022
问题:在什么样的情况下电机要紧急停车?()A、危及人身安全时B、电机冒烟,有臭味或起火时C、发生剧烈振动或轴向窜动时D、机身或轴承温度超高E、电机转速异常...
Monday, December 4, 2023
Sunday, September 11, 2022
Thursday, May 9, 2024
Sunday, September 11, 2022
问题:10807单元PSA吸附器上第二床层组分是()。...
Sunday, September 11, 2022
问题:按照换热器的用途分为()和重沸器四类。A、加热器B、蒸发器C、冷却器D、冷凝器...
Tuesday, March 19, 2024
Wednesday, August 30, 2023
问题:10803-T101A/B的容积是均为256m3。...
Saturday, March 4, 2023
Friday, February 16, 2024
Saturday, January 13, 2024
问题:10803-C-101安全阀起跳压力是()。A、2.5MPaB、2.40MPaC、2.48MPaD、2.58MPa...
Saturday, March 4, 2023
问题:费托单元下段循环水泵10802-P-104叶轮形式为()A、开式B、半开式C、闭式...
Saturday, May 4, 2024
问题:10802-R-101液位高,过滤器出液量少的现象、原因及处理?...
Monday, January 22, 2024
问题:发明专利的申请文件必须包含:()A、请求书B、说明书C、摘要D、附图...
Friday, February 16, 2024