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尊敬的业内同仁：由《金属板材成形》杂志主办的2023第四届汽车金属成形—金属冷挤压与精冲技术论坛与氢燃料电池双极板冲压技术论坛将于2023年5月30-31日在江苏省苏州举办，诚邀您参会。...查看全文
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