The result showed hot sizing was the main factor to cause critical deformation, to make mixed grain and coarse grain widmanstatten appear in parting face.

结果表明，由于连杆锻后宽度尺寸不够，在增加了热矫形工序后造成其变形量处于临界变形区，导致分模面切边带区出现严重的混晶和魏氏组织。

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The practical production show that the high size precision round bar can be rolled by arranging the sizing passes on remained stands without on-line hot sizing mill.

在暂不具备在线热定径设备情况下，采用空余机架布置定径孔型可生产高精度圆钢。

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The copolymers are widely used as elastomer, film, foam, coating, hot-melt adhesive, water-based adhesive, textile sizing agent, fabric coat and so on.

醋酸乙烯酯共聚物用途广泛，可用炸弹性体、薄膜、泡沫、涂料、热熔胶、水性粘合剂、纺织上浆剂、织物涂层等。

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