MT/T 981-2006 Oxygen component for coal mine gas detection

GB/T 10111-1988 Methods for random sampling by utilizing dices of random number GB/T 2423.10-1995 Environmental testing for electric and electronic products—Part 2:Test methods—Test Fc and guidance:Vibration (Sinusoidal) GB/T 2423.1-2001 Environmental testing for electric and electronic products—Part 2:—Test methods Tests A:Cold GB/T 2423.2-2001 Environmental testing for electric and electronic products—Part 2:Test methods-Tests B:Dry heat GB/T 2423.4-1993 Basic environmental testing procedures for electric and electronic products—Test Db:Damp heat, cyclic GB/T 2423.5-1995 Environmental testing for electric and electronic products—Part 2:Test methods—Test Ea and guidance:Shock GB/T 2423.8-1995 Environmental testing for electric and electronic products—Parts 2:Test methods—Test Ed:Free fall MT/T 154.10-1996 The method for preparing model numbers of safety instruments and instruments for coal mining and management measures