The system analysis of geochemical data can help information in accordance with the scale level of different mineral units including main ore-controlling factors.
化探数据系统分析可以提取与不同成矿单元尺度水平相应的信息，其中包括矿床主控因素的信息。
Analysis of the main factors which influence the traffic noise of the city, the controlling methods of traffic noise pollution are put up.
通过分析影响城市道路交通噪声的主要因素，提出了相应的防治措施，为有效地控制道路交通噪声污染提供科学依据。
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