初步的研究表明：西湖沉积物中的碱性磷酸酶活性和底泥中溶解性磷的变化趋势基本一致，但高浓度的溶解性磷对APA产生一定的抑制作用；
The primary experiment shows that: The trend of APA in the sediment was coincident with the dissolved phosphorus(DP), but high concentration of DP will restrain APA to a certain extent.
过氧化物酶、多酚氧化酶和过氧化氢酶活性与沉积物有机质均呈极显著正相关。
Activity of catalase, polyphenol oxidase and peroxidase tendenced similarly in lake sediments, and there was a significantly positive correlation between oxidoreductase and hydrolase.
通过室内模拟实验研究了氟苯尼考对海洋沉积物中硝酸盐还原酶、亚硝酸盐还原酶、碱性磷酸酶活性的影响。
Effects of florfenicol on the activities of nitrate reductase, nitrite reductase and alkaline phosphatase in marine sediment were studied in laboratory by simulation experiment.
硅藻土是几十万年前水生浮游类生物硅藻的沉积物，它的孔隙率在90%以上，是活性炭的5000倍。
For hundreds of thousands of years ago diatomite is floating creature of aquatic diatoms, it porosity of sediments at more than 90%, is 5000 times of the activated carbon.
土壤开始淹水时，活性磷溶解释放，随覆水时间增长，沉积物活性磷渐以吸附为主。
Active phosphorous is released in the beginning of submerging and then the release turns into adsorption with the longer time of being submerged.
上游的重金属总弱酸可提取态要比下游高，可见上游沉积物中重金属的活性和迁移性较强，而下游沉积物中重金属的活性和迁移性较差；
Acid soluble in the upper reaches higher than downstream and migration of heavy metals is strong, while it is poor in the downstream.
上游的重金属总弱酸可提取态要比下游高，可见上游沉积物中重金属的活性和迁移性较强，而下游沉积物中重金属的活性和迁移性较差；
Acid soluble in the upper reaches higher than downstream and migration of heavy metals is strong, while it is poor in the downstream.
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