1.China has long been a leader in the field of genetic resea

来源：学生作业帮编辑：大师作文网作业帮分类：英语作业时间：2024/09/30 13:31:05

1.China has long been a leader in the field of genetic research amied at improving agriculture.这句中amied at improving agriculture做什么成分呢?
2.Chinese scientists announced that they had completed their part of the international human genome project,proving that Chinese scientists are among the world's best.这句中proving that Chinese scientists are among the world's best做什么成分呢?
3.It showcases China's hi-tech successes achieved under the 863 Programme.这句中achieved under the 863 Programme做什么成分呢?
4.China has carried out some new agricultural policies,aiming at improving farmers' living standards.
这句中aiming at improving farmers' living standards做什么呢?

1.（amied at improving agriculture）是research的后置定语
2.(proving that Chinese scientists are among the world's best)是独立主格,在句子中独立存在并表达意思
3.(achieved under the 863 Programme)是success的后置定语
4.（aiming at improving farmers' living standards）也是独立主格

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