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对“分层”样品进行了检验和分析,认为“分层”开裂是外力所致,而外力来源于铸带脱离铸辊的瞬间毛刺部位所受到的外加应力。
The “stratified” samples were tested and analyzed. It is believed that “delamination” cracking is caused by external forces and the external forces are caused by the applied stress at the instantaneous burrs where the cast strip is separated from the casting rolls.