Microbiology of food and animal feeding stuffs. Guidelines on preparation and production of culture media. Part 1. General guidelines on quality assurance for the preparation of culture media in the laboratory
Transmission systems of audio and/or video and related signals using infra-red radiation. Part 7. Digital audio signals for conference and similar applications
Industrial automation systems and integration. Product data representation and exchange. Part 521. Application interpreted construct. Manifold subsurface
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