Solution treatment of 20% Al-Li alloy in an electric field has been studied The results show that it increases the solubility of elements and accelerates the nu
Hausdorff dimension of fracture surface roughness of welded joint,both welding metal andheat-affected zone.of pressure vessel steel 16MnR,tested under strain-co
In situ eutectic Al<sub>11</sub>La<sub>3</sub>/Al composite material with regular arrangement was prepared byzone melt liquid metal cooling directionally solidi