... 权重，通过加权平均法分别构建北京城市人类胁迫指数（Human Pressure Index，HPI、环境效应指数（Environmental Effect Index，EEI）和社会响应指数（Social Response Index，SRI）。
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Comparing the correction result with that of wireline density logging, its relative error is less than 5%, which can meet the index requirement for LWD environmental effect correction.
校正结果与经过偏心影响校正的电缆密度测井相比，其相对误差小于5%，达到了随钻测井环境影响校正指标的要求。
Consequently, the soil activity of dehydrogenase can be taken as a sensitive index for assessing environmental effect of rare earth elements.
土壤脱氢酶活性是评价稀土元素环境效应的敏感指标。
The effect index includes three secondary indexes, economic evaluation, environmental evaluation and social benefits evaluation.
效果维度下设三个二级指标，经济效益评价、环境效益评价和社会效益评价。
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