It is empirically observed that more than 5 full 360 degree wraps creates little additional loss, so 3 to 5 turns are commonly specified.

Design vehicles are commonly specified by the relevant governing body that also controls the specification for which the design must conform.

Products are commonly specified as meeting a particular British Standard, and in general this can be done without any certification or independent testing.

The inference rules are commonly specified by means of an ontology language, and often a description language.

USOCs are commonly specified to the communications provider by large businesses for a variety of services.

During the 1980s, automatic transmissions became commonly specified on school buses; this was most often the case for urban and suburban routes with stop-and-go driving.

The most commonly specified thickness of the wall panels is 8 inches.

For example, the coefficient becomes lower at higher temperatures for copper, and the value 0.00427 is commonly specified at 0 C.

For this reason it is commonly specified that, at least for cables containing small numbers of pairs, the twist rates must differ.

The thickness of the sheet metal is commonly specified by a traditional, non-linear measure known as its gauge.