从这个意义上来讲，如何构造新的方法，能够把几方面都结合起来进行研究，也许是突破亩产研究瓶颈的一个方面。
In this sense, how to construct a new approach, able to combine several aspects of study, per-mu yield of breaking the bottleneck may be one aspect.
一项新的研究提供了另一种机制来解释伟大人类的瓶颈。
A new study offers another mechanism to explain the great human bottleneck.
这份研究报告指出，用端到端性能测试结果来得出网速瓶颈由于某特定原因造成实际上不太合理。
It's hard to tease apart end-to-end performance tests and attribute bottlenecks to a specific cause, the study says (PDF).
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