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Steel pattern plates with changeable metal inserts for moulding boxes having inside dimensions 600x500 mm for moulding foundry machines without turn of half mould with squeezing. Design and dimensions
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Methods of testing the impact of chemical products on the human body. Testing to evaluate the carcinogenic activity
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Plywood with outer layers of coniferous veneer for general use. Specifications
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Acoustics. Determination of sound power levels and sound energy levels of noise sources using sound pressure. Precision methods for reverberation test rooms
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