随即进行的考古发掘工作，发掘面积近600平方米，发掘灰坑21个，出土一批较为典型的新乐上层文化遗物，为研究该文化提供了新的实物资料。
And so excavation was immediately carried out. We excavated about 600?, 21 pits and found some typical artifacts of Xinle Upper culture, which provide our research with new materials.
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