standard diameter standard dictionary standard diet standard digital standard dimensions standard display standard distance standard distribution standard document standard documentation standard documents standard does not standard door standard dosage standard dose standard doses standard double standard double room standard double rooms standard drink standard drinks standard drug standard duration standard economic standard edition standard electric standard electrical standard electrical outlet standard electronic standard elements standard email standard emergency standard employment standard encryption standard engine standard english standard enthalpy standard environment standard equipment standard equipped standard error standard error of the mean standard errors standard ethernet standard euro standard eurobarometer standard european standard evaluation standard example standard exchange standard exists standard export standard export carton standard exporting standard factory standard family standard fare standard fashion standard feature standard features standard fee standard feed standard fiber standard field standard file standard film standard filter standard finish standard fire standard first standard fixed standard flat standard floor standard food standard for business standard for data standard for digital standard for electronic standard for food standard for high standard for information standard for measuring standard for mobile standard for quality standard for safety standard for sustainable standard for testing standard form standard format standard formats standard forms standard formula standard formulation standard frame standard framework standard free standard french standard frequency standard fuel