这三次核试验都是在丰溪里核试验场进行的。星期三上午，几个监督机构都在该地区监测到了人为地震活动。

All of them took place at the Punggye-ri site, the same area where several monitoring agencies detected man-made earthquake activity on Wednesday morning.

youdao

这三次核试验都是在丰溪里核试验场进行的。星期三上午，几个监督机构都在该地区监测到了人为地震活动。

All of them took place at the Punggye-ri site, the same area where several monitoring agencies detected man-made earthquake activity on Wednesday morning.

youdao