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Welding positioners. Types, basic parameters and dimensions
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Carbon fibre. Methods for determination of density
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Automatic electrical controls for household and similar use. Part 2-15. Particular requirements for automatic electrical air flow, water flow and water level sensing controls
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Two-screw pumps and pump units. Types and basic parameters
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Petroleum and natural gas industries. Subsea production systems. Cleanliness of hydraulic fluids. Classification
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