At the storage depth, the partial pressure of O_2 in the DDC was controlled at 40kPa, that of N_2 was at a level of less than 136kPa, He at 925kPa and that of CO_2 was no more than 10kPa.

• 饱和潜水期间,DDC内氧分压控制在40kPa,氮分压低于136kPa,氦分压为925kPa,二氧化碳分压小于10kPa。