这项研究将在两个月内确定并收集工业、农业和住宅污染来源的数据。
The study will identify and collect data on sources of industrial, agricultural and residential pollution for two months.
目的确定上兰地区空气中尘污染的主要来源，便于针对性治理。
Aim to determine the main source of dust pollution in the air in Shang Lan Area, to tackle the problem directly.
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