| ประโยคภาษาจีน : 中文句子 | 
|---|
|  duì对  zhá cái轧材  cháng jiàn常见  biǎo miàn表面  zhì liàng质量  quē xiàn缺陷  liè wén裂纹  zhé dié折叠  ěr zi耳子  huá hén划痕  děng等  yuán yīn原因  jìn xíng进行  le了  fēn xī分析  bìng并  tí chū提出  le了  xiāng yìng相应  pái chú排除  fāng fǎ方法 | 
| Analysis was made for The surface quality defects of rolled, such as cracks, folds, ears, scratches, etc. and removal methods of eliminating were given. |