The axenic culture of rusts has been achieved on various defined media.在各种规定的培养基上可得到锈菌的单体纯净培养物.Copper nails are better than iron nails because the iron rusts.铜钉比铁钉好，因为铁会生锈。Copper nails are better than iron nails because ...
It never rusts or tarnishes.它从不生锈，也不会失去光泽。Copper nails are better than iron nails because the iron rusts.铜钉比铁钉好，因为铁会生锈。The axenic culture of rusts has been achieved on various defined media.在各种规定的培养基上可得到锈菌的单体纯净培养物....