短語詞組短語fracture and toughness 斷裂和靭性dynamic fracture initiation toughness 動態(tài)起裂靭性fracture e toughness 斷裂靭性Fracture mechanics toughness tests 斷裂機械靭性試騐ductile fracture initiation toughness 延性起裂靭性dynamic fracture initiation toughness JID 動態(tài)起裂靭度Jthe ductile fracture initiation toughness 延性起裂靭性formation fracture toughness 地層斷裂靭性elastic fracture toughness limit 彈性斷裂靭度極限 返回 fracture toughness