[石油行业标准] SY/T 6841-2023 电法勘探时频电磁仪
[国外标准] BS 6841-1987 Guide to measurement and evaluation of human exposure to whole-body mechanical vibratio
[石油行业标准] SY/T 6841-2011 电法勘探瞬变电磁仪标准
[机械行业标准] JB/T 6841-1993 电子光学仪器 术语