【计】 normal instruction
criteria; level; mark; measure; normal; par; rule; standard; criterion
【计】 etalon; normal; STD
【化】 standards
【医】 norm; normo-; rubric; standard
【经】 denominator; norm; standard
dictate; directive; injunction; instruction; mandate; statement
【计】 directive; I; instruction
【经】 command; injunction; instruction; precept