The overall result has been to make entrance to professional geological journals harder to the amatures.第一个to 或者充当什么成分?那为什么前面用has been 用has made

The overall result has been to make entrance to professional geological journals harder for amateur ,a result that has been reinforced by the widespread introduction of refereeing ,first by national journals in the nineteenth century and then by seve overall overall The overall result has been to make entrance to professional geological journals harder to the amatures.第一个to 或者充当什么成分?那为什么前面用has been 用has made 帮个忙,Sectors such as infrastructure,education,health and research require more careful consideration and often result in a more mixed picture.In all countries,the government retains an important role,in both the overall regulation of sectors and the result of 和the result for 《The Final Result》 The Final Result the firm's overall marketing plan as the result As a result As the result As a result of As result of 的区别 the result a() show that having no breakfast will not h() you lose weight.初三短文填空 the result of和the result for什么区别? The result for和The result of有什么区别? the result of 与 the result for要具体的 The result disappointed 如题 at the result啥意思? no matter what the result, how about the result是什么意思