growth pole theory

例句：

1. 1. The growthpole theory posits that the most dynamicregions of a country are those with highlevels of economic activity and innovation.
   增长极理论认为，一个国家最具活力的地区是那些经济活跃和创新水平高的区域。
2. 2. Thistheory has been instrumental in explaining why someindustries have grown faster than others.
   这一理论对于解释为什么某些行业比其他行业增长得更快起到了关键作用。
3. 3. The growthpole theory suggests that policymakers should focus on areas wherethey can make a significant impact.
   增长极理论建议政策制定者应该关注那些他们能够产生重大影响的地区。