Steel pattern plates for moulding boxes having inside dimensions 1600x1200 mm for moulding foundry machines with turn of half mould without squeezing. Design and dimensions
State system for ensuring the uniformity of measurements. State primary standard and state verification schedule for means measuring temperature coefficient of linear expansion in the range from 90 to 1800 K
Medical electrical equipment. Part 2-47. Particular requirements for the safety, including essential performance, of ambulatory electrocardiographic systems
