随着人们对地下溶洞和人工洞室的探测精度的要求越来越高，单一的物探方法并不能满足高精度勘探的要求。

With more and more accuracy demands for detecting artificial cavity, unitary geophysical method couldn't meet the requirement of high-resolution detecting.

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在赛格广场上，玻璃橱窗中都是这些供应商的产品，它们被挂在巨大压抑的人工洞室中，如果不是供应商的摊位塞满了这里，洞室里会有回音。

Here in SEG Square, the products of those suppliers fill glass cases and hang from pegboards in vast, low-ceilinged grottoes that would echo if they weren’t crammed wall to wall with vendors’ stalls.

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