Sunday, September 11, 2022
Tuesday, August 22, 2023
Tuesday, April 16, 2024
Sunday, June 18, 2023
Saturday, January 20, 2024
提升管上有()个喷嘴。分别为原料油()个;油浆2个;酸性水2个;粗汽油2个。...
Saturday, October 7, 2023
Thursday, October 20, 2022
Saturday, October 7, 2023
Sunday, September 11, 2022
Saturday, September 10, 2022
脱硫装置的任务是将()和液化气中的硫化氢、C02脱除掉。...
Monday, July 24, 2023
H2S在空气中的含量在()毫克/升以上时,即可使人中毒。...
Wednesday, February 15, 2023
Sunday, July 9, 2023
Thursday, October 20, 2022
Monday, November 20, 2023
Tuesday, November 21, 2023
Sunday, September 11, 2022
升温时,由E2215B给汽,要严格控制升温速度≧30℃/h,升温...
Saturday, September 10, 2022
油浆中固体含量主要用()来调节,保持油浆中固体含量≧8克/升。...
Saturday, March 30, 2024
入口温度允许短期超温800℃,在这种情况下持续时间≤()min,...
Sunday, September 11, 2022