Establishing of the strategy information system redounds to improve the efficiency of the business enterprises decision-making and increase the business enterprise's rapid reaction ability.
战略信息系统的建立有助于提高企业决策的效率和提高企业的快速反应能力。
It is found that the COD removal efficiency increases as the increase of reaction time with the same mercury vapour lamp.
试验发现，在同一汞灯照射下，随反应时间的加长，COD去除率呈现增大趋势。
The method is simple and easy to carryout. It can lower the cost and increase the efficiency of reaction.
通过试验选择了冷法浸出硫酸锰的合理化工艺条件，该法简便易行，可降低生产成本，提高效率。
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