我国钢铁工业现状及远景.doc 关键词 高炉 转炉 电炉 熔融还原 近终形连铸 直接轧制 [gap=588]erter,electric furnace,melting reduction,continuous casting of similar products,direct rolling
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钢板是平板状，矩形的，可直接轧制或由宽钢带剪切而成。
Steel plate is flat, rectangular, can be rolled directly or by a wide strip of steel.
薄板坯连铸连轧将近终形连铸与直接轧制相结合，缩短了传统连铸与轧钢工艺流程。
Thin slab concast & conroll combines the near net shape continuous casting and the direct rolling together, thus to shorten the conventional continuous casting & rolling process.
在带材制备过程中，冷拉以后不退火直接轧制，采用大的道次压下量，均有利于提高临界电流。
During preparing silve sheathed tape, rolling after cold drawing without annealing, adopting large draught perpass were both benefit improving Jc.
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