Разыскиваемый за кражу россиянин ранил ножом стажера полиции08:45
The authors selected their pottery shards from coastal, lagoon, riverside, and lakefront sites to get a range of ecological settings, and focused on shards with substantial crusted residues from foodstuffs. They also examined botanical records, where available, to get a sense of which plants were locally available at each site. After initial examination under a microscope, the most heavily crusted areas were imaged with scanning electron microscopy to better examine their fine structure. They also analyzed the lipids and bulk isotopes present in the residues.
，这一点在wps中也有详细论述
Communist Party of China
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