The measurement characteristic of SRG was analyzed, and the conclusion was that the rates of the rotational decay of SRG caused by the different gas species could be added up in the molecular flow regime.

• 分析了磁悬浮转子规的测量特点，指出在分子流范围内，不同气体成分引起的磁悬浮转子规转速衰减率具有可线性迭加性。