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中國噴嘴(噴頭)及噴射系統的領跑者
冷軋
冷軋
冷軋:用熱軋鋼卷為原料,經酸洗去除氧化皮后進行冷連軋。\r\n

冷軋:用熱軋鋼卷為原料,經酸洗去除氧化皮后進行冷連軋。

冷卻噴嘴

冷卻噴嘴

吹風噴嘴

吹風噴嘴"

点买和配资的区别
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