Home / Standards / GB/Z 42625-2023 GB/Z 42625-2023 Active Vacuum technology—Vacuum gauges—Characterization of quadrupole mass spectrometers for partial pressure measurement 真空技术 真空计 用于分压力测量的四极质谱仪特性 Standard Type GBZ ICS 23.160 CCS J78 Status 现行 Issue Date 2023-05-23 Implementation N/A Responsible Dept 中国机械工业联合会 Drafting Unit N/A