清河镇
- 网络Qinghe Town
清河镇-
对于北京市清河镇场地，不同周期下对场地贡献量最大的潜在震源区都是北京潜在震源区；
The most dominant PSS is same at different periods for Qinghe Town site and it is Beijing PSS located by the site .
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清河镇动物群的存在说明我国北部地槽区早古生代早期的一次重大生物事件。
The discovery of the Qinghezhen fauna shows that during the Early Palaeozoic there occurred a significant event in the North China geosyncline .