Nuclear power plants - Control rooms - Supplementary control points for reactor shutdown without access to the main control room (IEC 60965:2009) (english version)
Nuclear power plants - Control rooms - Supplementary control room for reactor shutdown without access to the main control room (IEC 60965:2016) (english version)
Piezoelectric and dielectric devices for frequency control and selection - Glossary - Part 4-4: Materials - Materials for surface acoustic wave (SAW) devices— 12 стр.