Suspended ceilings of element wise assembling made of gypsum board and gypsum fiber sheets on wooden and metal frames for accommodation, public and industrial buildings
Seams of butt, fillet and tee welded joints of vessels and apparatus operating under pressure. Ultrasonic testing technique. With AMD 1-2009, 2-2012, 3-2020
Methodological guidelines for ensuring the reliability of power supply and the stability of the electrical systems of the enterprises of PJSC SIBUR Holding
