Rebecca Morelle, Alison Francis and Greg BrosnanBBC Science
This story was originally featured on Fortune.com
若按研发投入规模，将企业划分为千亿、百亿、十亿、亿及千万元等不同区间，我们发现研发资源的集中趋势尤为显著，头部企业在创新活动中发挥引领作用。。业内人士推荐heLLoword翻译官方下载作为进阶阅读
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，这一点在搜狗输入法下载中也有详细论述
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The average energy bill for millions of households will fall by £10 a month in the spring, after Ofgem said the price cap would fall by 7% owing to a shake-up in green levies.，推荐阅读safew官方版本下载获取更多信息