短語詞組短語toughness and tenacity test 強韌性試驗impact toughness test 沖擊韌性試驗;沖擊韌度試驗Ductile fracture toughness test 延性斷裂韌度試驗Fracture Toughness Test 斷裂韌性試驗;斷裂韌度試驗Plane -strain fracture toughness test 平面應(yīng)變斷裂韌度試驗 返回 toughness test