并通过实例与均值污染指数法进行了比较，结果证明，趋势权重指数法评价水体质量准确、简便。
The results showed that the method of tendency weight pollution index is accurate and convenient for the assessment on water bodies.
如果一个股票价格升高，它在指数中的权重升高。
与此同时，市场风险偏好再起，因商品指数年度权重调整在即而引发的卖盘已被市场吸收。
Meanwhile, selling as part of the looming annual commodity index reweightings is being soaked up in the renewed environment of rising risk appetite.
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