Pattern plates with deep changeable wooden inserts for moulding box having inside dimensions 400x300 mm, 450x350 mm, 500x400 mm for moulding foundry machines without turn of half mould with squeezing. Design and dimensions
Safety in emergencies. Technogenic crashes and catastrophes. Standardized metrological and accuracical characteristics of control means and testing means used in complicated technical systems, forms and procedures of their metrological service. General statements and rules