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耐蚀合金棒
Corrosion-resisting alloy bars
参考页数:14
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适于按照ISO 7/1车螺纹用不锈钢管
Stainless steel tubes suitable for screwing in accordance with ISO 7-1
参考页数:4P.;A4
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耐火制品 致密、定形抗酸耐火材料
Refractory products; classification of dense, shaped acid-resisting products
参考页数:4P.;A4
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