Tuesday, November 28, 2023
问题:液氨储存、装卸区域的照明灯具和控制开关应采用()的。A、防爆型B、密闭型C、增安型D、隔爆型...
Thursday, December 28, 2023
问题:液氨接卸应采用金属万向管道充装系统,禁止使用软管接卸。...
Wednesday, December 20, 2023
问题:液氨接卸应采用金属万向管道充装系统,禁止使用软管接卸。...
Thursday, January 25, 2024
问题:垂直接地体长度为1.5~2.5m,间距为5.0m。...
Tuesday, November 28, 2023
问题:为了能够提高液氨储罐的使用率,液氨储罐充装量可以充装储罐总容积的100%。...
Thursday, March 23, 2023
问题:邹六二厂氨区液氨储罐区氨气泄漏浓度高38ppm时全关氨区所有气动阀。...
Monday, May 1, 2023
问题:邹六二厂氨区液氨蒸发器和氨气缓冲罐区氨气泄漏浓度高时停运卸氨压缩机。...
Thursday, December 28, 2023
Thursday, December 28, 2023
Thursday, January 25, 2024
Tuesday, October 3, 2023
问题:氨用截止阀的密封面材料应用()材料制造.A、聚四氟乙烯或巴氏合金;B、橡胶;C、硬质合金;D、不锈钢....
Thursday, December 28, 2023
问题:邹六二厂氨区液氨储罐压力大于1.6MPa联开氨储罐区事故喷淋气动阀。...
Tuesday, November 28, 2023
Monday, August 7, 2023
Monday, October 2, 2023
问题:氨区所有电气设备均应选用相应等级的防爆电气设备。...
Sunday, June 4, 2023
问题:简述液氨储罐压力、温度高联动工业水喷淋降温试验的周期及相关要求。...
Monday, December 18, 2023
问题:氨的()是接触的主要途径。氨的刺激性是可靠的有害浓度报警信号,但由于嗅觉疲劳,长期接触后对低浓度的氨会难以察觉。A、直接接触B、吸入C、泄漏...
Tuesday, October 3, 2023
Sunday, October 15, 2023