Description: the result of the division from the number of failures in a given period through the period; Name: breakdown rate
Description: Number of failures within a population divided by the number of life units used by that population; Name: failure rate
Description: The norm in fixed relation to the feature being described. This defines the parameters that influence the contents of the correlated feature. Type and number of the norm with issue year and issue month must be given, e.g. DIN ISO 4711:YYYY-MM.; Name: Reference norm of the static seal, housing