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Triangular bending guardrail net, unique embedded hook design, so that the column and purse Seine to form a solid whole. The product design has won the French···
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Galvanized steel roofing panels are widely used in many fields
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Nickel as a matrix, nickel containing more than 50%, with a certain high temperature strength and other comprehensive properties and can resist oxidation or wat···
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Nickel alloy is an alloy composed of other elements added to nickel as a base.
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H-shaped steel is now used very ordinary, in addition to some large construction industry will be used, even now some small building construction will also use ···
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