Tuesday, September 13, 2022
Tuesday, October 15, 2024
Thursday, September 26, 2024
Wednesday, March 1, 2023
问题:乙二醇罐体积为110M3,泵的输送能力为20T/h,乙二醇密度为1.1T/M3。送满乙二醇罐需要的时间为5.5小时。()...
Thursday, April 24, 2025
Sunday, September 11, 2022
Tuesday, July 2, 2024
问题:酯化热井温度过低将会造成酯化乙二醇泵的堵塞。()...
Tuesday, September 13, 2022
Tuesday, September 13, 2022
Tuesday, October 15, 2024
问题:氟利昂冷冻机运行过程中应检查()。A、电流B、声音C、振动D、泄漏...
Saturday, August 19, 2023
Sunday, September 11, 2022
Saturday, September 10, 2022
问题:切粒机转速调节需在()状态下进行。A、自动B、手动C、串级D、以上都可以...
Monday, March 20, 2023
问题:如果物料粘度过高,也会造成齿轮泵流量不足或输出压力不够。()...
Tuesday, September 13, 2022
问题:关于PTA日料仓呼吸阀起跳对生产及环境的影响为()。...
Tuesday, September 13, 2022
Saturday, September 10, 2022
Tuesday, September 13, 2022
问题:下列哪一项不属于切粒机日常巡检内容()。A、检查软连接是否破损B、检查振动塞是否堵塞C、检查铸带是否均匀D、检查切刀循环水流量...
Saturday, February 4, 2023
问题:齐聚物流量调节阀失灵突然开大,齐聚物管线压力将突然升高。()...
Tuesday, September 13, 2022