例句與造句

1. The grain - boundary cracks are found when the deformation of the strip is greater than a value , and these cracks will become marco cracks with the increase of the deformation
   變形量過大時，冷軋薄帶內(nèi)部出現(xiàn)微觀晶界裂紋，并隨著變形量的增加最終發(fā)展成宏觀裂紋。
2. It's difficult to find grain-boundary crack in a sentence. 用grain-boundary crack造句挺難的