Methods In accordance with Monte Carlo method and measures of disproportionality theory, simulate the adverse drug reaction surveillance data by the random mode.
Summarize the two type's sensor of medium voltage switchgear surveillance and measuring; the protective sensor of measuring current and voltage; un-coulometer numerical values sensor.
A surveillance audit is carried out once a year within the three-year validity period and recertification audit will be conducted at the expiry of the three-year period.