Based on the data resources investigated from the field sample, 8 community patterns in the Buha River region of the Qinghai Lake area were studied.

根据野外样方调查资料，对青海湖西部布哈河下游地区8种植物群落进行了研究。

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The pilot study uses the seven leading technology brands as the sample field.

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The UN derives its data from satellite photography, taken in December each year, backed up by field visits to sample sites.

ECONOMIST: Coca and cocaine in the Andes

If you are feeling brave maybe even sample writing from my field of psychoanalysis.

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