The nature conservancy. Hydrosphere. The accounting of measurement accuracy of controlled parameters in assessment of water quality compliance with statutory requirements
Adjustable speed electrical power drive systems. Part 1. General requirements. Rating specifications for low voltage adjustable speed DC power drive systems
Specifications for particular types of winding wires. Part 0-4. General requirements. Glass-fibre wound resin or varnish impregnated, bare or enamelled rectangular copper wire
