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表面纵裂纹 (In the case of round billet casting, longitudinal surface cracks, originating from the non-uniform shell growth in the mold, are often observed. 小型圆坯连铸时,常常观察到因结晶器内非均匀坯壳生长而引起的表面纵裂纹。) |
longitudinal surface crack : 2 phrases in 1 subject |
Metallurgy | 2 |