Sterilization of medical devices. Requirements for medical devices to be designated 'sterile'. Part 1. Requirements for terminally sterilized medical devices
Internal buildings and structures utilities. Mounting and start-up of air-conditioning variable refrigerating volume systems. Regulation and monitoring of work
Safety of transformers, reactors, power supply units and combinations thereof. Part 2-26. Particular requirements and tests for transformers and power supply units all for saving energy and other purposes
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