Codes for the representation of names of languages - Alpha-4 code for comprehensive coverage of language variants Ingestion-build-47553 BS EN 2139 specifies the

BS EN 2139 specifies the characteristics of flat heat-resisting steel washers for use in aerospace

The primary purpose of TBX is the exchange of terminological data

— expellant gas container assemblies

4 Additional items

Codes for the representation of names of languages - Alpha-4 code for comprehensive coverage of language variants Ingestion-build-47553 BS EN 2139 specifies the1 Scope This part of ISO 639 specifies a method for establishing four letter language identifiers (alpha 4) and languagereference names for language variants and a hierarchical framework for relating them to languages, language families and language groups. The alpha 4 language identifiers have been developed for use in a wide range of applications, especially in computer systems, where there is a potential need to cover the entire range of languages,