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冷軋鋼板

冷軋鋼板

Cold rolled steel plate

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鍍鋅鋼板

鍍鋅鋼板

Galvanized steel

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鍍鋁鋅鋼板

鍍鋁鋅鋼板

Galvanized steel sheet

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彩色涂層鋼板

彩色涂層鋼板

Color coated steel

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