Formulation of work quota of motor assembling for railway industry
Formulation of work quota of motor winding for railway industry
Formulation of work quota of motor commutator for railway industry
Formulation of work quota of motor insulation material for railway industry
Formulation of work quota of stamping for railway industry
Formulation of work quota of motor coil for railway industry
Open combined powered dust respirator
Lifting appliances -- Anticollision device -- Safety technology code
Technical requirement of dust sampler
Protective duvet clothing
General technical requirements for powered dust respirator