整个句子的主干是：
Beakeland's contribution is not the actual discovery ,but rather the method.
如果单独对两部分从句做顺序改写,就要改写完整,如第一个为：
he made a actual discovery of the material then he gave his name to it
第二个是对的：
he found a method,and it can be used to control reaction between phenol and formaldehyde.