这意味着科学家们可以更加细致地观察大脑活动，使得人类在破解其神秘信号以了解大脑复杂、令人难以捉摸的工作的道路上又向前迈进了一步。
That means they can watch the brain in detailed action, a step towards decoding its cryptic signals in order to understand just how our elusive brains work.
由于缺少地下水水位和地面沉降的实际观测资料，难以进行细致的研究。
Due to the lack of the actual observation data about the groundwater water level and the surface subsidence, it is difficult to carry on careful researches.
这一做法难以反映地震危险性分析中大量而细致的工作成果，而且由于分区值取为分档范围的偏下限还可能引入不安全的因素；
However, the method used in China is given representative value for each zone, this approach can not reflect the large number of seismic hazard analysis results, .
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