问题:色谱法分析变换气中CH4、C02、CO、N2,等气体时,需用()检测器检测。A、TCDB、FIDC、FPDD、ECD
Monday, March 4, 2024
问题:色谱法分析净化气中微量H2S,COS气体时,需用()检测器检测。A、FIDB、TCDC、FPDD、ECD
Tuesday, September 13, 2022
Saturday, October 29, 2022
Saturday, October 12, 2024
Saturday, July 27, 2024
问题:()将检测器的信号转换为色谱图,以备手动或自动定性、定量分析之用。
Sunday, December 24, 2023
问题:色谱法分析粗煤气中CH4、C02、CO、N2,等气体时,需用()检测器检测。A、FIDB、TCDC、FPDD、ECD
Monday, July 22, 2024
Sunday, October 6, 2024
问题:FPD系统主要由二部分组成:火焰发光和光、电系统。()
Wednesday, May 15, 2024
Friday, December 23, 2022
Sunday, October 6, 2024
Friday, July 5, 2024
Sunday, October 16, 2022
问题:硅胶可以除去载气中()杂质。A、H20B、02C、C02D、烃类
Friday, February 2, 2024
问题:GC6820是下列()的仪器。A、安捷伦B、瓦里安C、岛津D、戴安
Friday, September 13, 2024
Wednesday, May 29, 2024
Monday, November 6, 2023
Friday, August 25, 2023
Wednesday, May 29, 2024
Friday, September 13, 2024