Saturday, September 10, 2022
问题:混合器温度突然上升,是因为()。A、原料气反应剧烈B、氯化氢中含有游离氯C、天气温度高D、氯化氢过量...
Friday, December 8, 2023
Sunday, November 12, 2023
Saturday, September 10, 2022
问题:乙炔和氯化氢进入混合器是沿()方向进入以达到充分混合和脱水效果...
Saturday, January 28, 2023
问题:水洗作用是()。A、化学吸收B、物理吸收C、物理化学吸收D、生化吸收...
Sunday, August 6, 2023
Tuesday, September 13, 2022
问题:氯化氢与乙炔气分子配比指标规定()。A、1:1.00~1:1.10B、1:1.10~1:1.15C、1:1.02~1:1.10D、1:1.05~1:1.10...
Sunday, August 6, 2023
问题:精馏岗位主要换热器有()A、再沸器B、全凝器C、尾气冷凝器D、成品冷凝器...
Friday, September 15, 2023
Saturday, September 10, 2022
Sunday, February 4, 2024
问题:转化器渗漏水溢入气相总管会造成系统突然压力增高,流量加大。...
Sunday, August 6, 2023
问题:化工生产中热工测量五大参数()、()、()、()、()。...
Tuesday, September 13, 2022
Tuesday, September 13, 2022
Tuesday, August 22, 2023
问题:暂时停车时,转化器系统内应保持()。用()充压保护。...
Saturday, October 1, 2022
问题:乙炔与氯化氢在氯化汞催化剂作用下生成氯乙烯的反应式?...
Tuesday, August 22, 2023
问题:预热器的混合器温度应控制在何种范围?预热器的热源是什么?泄漏会产...
Sunday, September 11, 2022
Wednesday, July 19, 2023
Tuesday, September 13, 2022