Using hot blast system to supply air to the center region, the air quality in the productive area has been improved.

利用热风系统作为中心区域补风，改善主生产区空气质量。

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This is one area where you may have to take a leap of faith that trusted developers are more innovative and productive than those provided requirement documents (along with pizzas) under their doors.

这是一个方面，你可能要有一种信念，那就是相比那些闭塞的需求文档(以及比萨)，值得信赖的开发人员更具创造力和生产力。

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For example, ocean scientists documented an increase in the area of subtropical ocean gyres-the least productive ocean areas-over the past decade.

举例来说，海洋科学家们记录了在过去的10年中，亚热带洋流(最不具生长力的的海洋区域)的面积在不断增加。

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He noted,however,that the U.S. considers Iran to be an important player related to Afghanistan, and sees the issue as a very productive area for engagement in the future Anticipating President Barack Obama's Strategic Review on Afghanistan and Pakistan, Mohammad Mehdi Akhonzadeh said Iran expects measurable change, not rhetoric from the United States.

VOA: standard.2009.03.27

Bush also talked at length about China, describing a "difficult" and "complex" relationship, but he maintained the United States could still have productive ties with the country, particularly in the area of trade.

CNN: President Bush

His article does touch briefly on health and fitness apps, and this is an area in which a smartwatch, and body-attached computing generally, might soar into a productive realm of differentiated innovation.

ENGADGET: Editorial: iWatch app speculation is filler, not killer