curtailing their business hours to make more time for daily closing. By 1950,
研发强度并未随“分子”研发投入的规模变大而递增，由此可见，企业研发强度受“分母”营收规模的影响似乎更大。随着营收规模扩张，企业往往将资源倾向市场扩张等方向，反而淡化了研发投入的紧迫性。
。safew官方版本下载是该领域的重要参考
Sport’s famous rivalry began in 1877 and since then 853 men have featured in Australia v England Tests. But who are the very best of the best?
但是“我们现在还没收到官方通知，也不敢乱猜”。