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Fuel cell technologies. Fuel cell power systems. Electrochemical generators. General technical requirements
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State system for ensuring the uniformity of measurements. State verification schedule for variable pressure measuring instruments in the range from 1·10 2 to 2,5·10 7 Pa for frequencies from 5·10 -1 to 1·10 4 Hz and durations from 1·10 -5 to 10 s under constant pressure up 5·10 6 Pa
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Plastics pipes and fittings. Equipment for fusion jointing polyethylene systems. Part 1. Butt fusion
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In vitro diagnostic medical devices. Multiplex molecular testing for nucleic acids. Part 1. Terminology and general requirements for nucleic acid quality evaluation
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Sand blast bushes with packing for core boxes. Design and dimensions
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Iron pattern plates with changeable metal inserts for moulding boxes having inside dimensions 1000x800 mm for moulding foundry machines with turn of half mould with squeezing. Design and dimensions
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