United Russian insurance fund of documentation. The order of creation of insurance fund of documentation copies being a national scientific, cultural and historical heritage
Noise of machines. Reciprocating internal combustion engine driven alternating current generating sets. Measurement of airborne noise by the enveloping surface method
Occupational safety standards system. Fabrics and materials for industrial clothing, hand protection means and upper for safety shoes. Methods for determination of burning-through resistance
€10
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