The results indicate that: Fixedindex t, this process according to Poisson distribution;
研究发现：固定指标t，该过程服从泊松分布；
2
Thinking of the fuzziness of river health, it fixedindex weight through layered binary compared expert analysis method, and evaluated river health by multi-objective fuzzy model.
考虑河流健康的模糊性，采用二元对比专家分析法确定指标权重和多目标模糊评价模型给予评价。
3
The agent that updates the index database with new documents is currently rather slow and is not optimized, which can be fixed by adding a couple of tracking fields to the index documents.