硅青铜不但具有铜的可锻性,而且还具有很高的强度.Silicon bronze has the ductility of copper but much more strength.测试不锈钢在弯曲状态下的延展性及可锻性.Tests used to assess the ductility and malleability of stainless steel subjected to bending....
该物质可以吸收地球向外辐射的能量。The material can absorb outward-going radiation from the Earth.放射性材料储存在防辐射的特殊容器里.The radioactive material is stored in a special radiation - proof container.接著我们致力于找出能够减弱辐射的聚合物.Then we got involved with ...
Deep foundation and broad extension of professional knowledge, attaching importance to rationals, skills and vocational ethics.厚基础、宽口径, 注重基础知识和专业技能培养,重视职业道德教育....