并非所有的鲶鱼都是生来平等的：我们倾向于认为鲶鱼是黏糊糊的食底泥动物，但那只适用于一小部分物种。
Not all catfish are created equal: we tend to think of catfish as slimy bottom feeders, but that is only true for a small percentage of species.
这些澳大利亚哺乳动物是食底泥动物。
结果表明，芽孢杆菌制剂改变了虾池底泥细菌类群组成，增加了底泥好氧细菌的数量。
The results showed that the probiotic Bacillus changed bacterial species composition of sediment and increased the number of aerobic bacteria.
微生物数量在底泥污染物释放动力学中起着关键性作用，新型方法可以快速检测微生物总量。
Microbial amount plays a key role in kinetics of pollutants release from sediments. The new method can measure microorganism amount rapidly.
施入底泥、菌泥均可增加土壤微生物数量，提高微生物活性，加快土壤有机成分转化，提高土壤肥力。
So using sludge and bacterial sludge can increase the microorganism number, raise microorganism activity and accelerate changeover of organic matter in the soil, thus increasing the fertility of soil.
底泥具有较大的吸附磷的能力。
运用有机指数评价底泥污染，为0。
The organic index, used to evaluate pollution in the sediments, is 0.
研究了底泥系统的分层特性。
除草剂在底泥中的持久性与剂型无关。
Persistence of the herbicide in the mud was irrespective of formulation.
底泥疏浚对螺、蚌等软体动物干扰较大。
彻底性：降解水体底泥，切断水体黑臭根源。
Thoroughness: degradation of sediment in water body and cut off sources of malodorous water body.
芦苇冬季死亡分解会造成底泥中总氮含量的增加。
The content of TN obviously increased for the death of phragmites communis.
采用顶空色谱测定了河流底泥中的可酸挥发硫化物。
Acid-volatile sulfide in river sediment sample was measured by reaction headspace .
底泥中亚硝酸菌的密度分布与硝化潜力的分布一致。
The distribution of nitrification potential accords with the ammonium-oxidizing bacteria density.
底泥重金属溶出是影响浮游植物生长的主要原因之一。
Dissolving out heavy metals from ooze mud was one of the main factors influencing the growth of phytoplankton.
以城市河流底泥为对象，研究了底泥曝气对水体修复的效果。
The effect of the remediation of water body by the technology of aerating sediments was studied with sediments from city river as material.
结果表明，底泥脱水性能良好，可以采用机械脱水的处理方法。
The results show that the dewatering performance of the sediment is better, and the mechanical dewatering method can be used.
草海污染底泥疏挖及处置工程是滇池综合治理的重要组成部分。
The drainage of the polluted bed-mud in Dianchi Lake is an important part of the comprehensive treatment of the Dianchi Lake.
本文以微核测定研究湘江底泥铜含量对鱼类血细胞的毒性作用。
The present paper is dealing with the pernicious effects on the blood cells ofthe fishes poisoned by copper in the base mud of the Xiang River.
调查表明：采用监测河流底泥或水生物的方法可以提高监测灵敏度。
It is shown that the method by monitoring sediment or aquatic organisms can increase monitoring sensitivity.
阐述了当今污染底泥修复技术方法，以及污染底泥资源化利用途径。
Remediation techniques and resource utilization of polluted sediment are discussed in this paper.
为修复对虾养殖环境，从山东各地虾池底泥中分离出331株细菌。
For bioremediation of shrimp culture environment, 331 bacteria strains were isolated from mud of shrimp ponds in shandong province.
对广州市海珠区水网底泥的有害金属元素进行了分析及可利用度评价。
Several harmful metals in sediments of the river's networks in the Haizhu district of Guangzhou were analysed and the utility of sediments was evaluated.
论述了开底泥驳卸泥性能取决于船舶自身的有关参数，同时取决于土壤特性。
It is discussed that the dumping performance depends on the parameters of hopper barge and also the characteristics of soil.
通过模拟培养，研究了底泥氮营养的释放及上覆水体中氮营养的浓度变化特征。
Nitrogen release characteristic of Dianchi lake sediment and the nitrogen nutrients concentration of overlying water body was studied through simulating cultivation.
结合黄河下游疏浚工程，通过现场取样和化验，确定了疏浚底泥的环境背景值。
With the dredging projects in the Lower Yellow River, the environmental background values of the dredging silt have been determined by means of on site sampling and measurement.
通过模拟试验，研究了沸石和方解石复合覆盖层控制底泥氮磷释放的效果及机理。
A novel compound barrier constructed with HCl modification zeolite and calcite was reported to control phosphorus and nitrogen release from sediments.
系统地采集黄河内蒙古段上覆水、悬浮物和底泥样品，分析其中重金属元素的含量。
Samples of overlying water, suspended particles and bed mud in the Inner Mongolia stretch of the Yellow River were collected systemically and their heavy metal element contents were analysed.
研究还表明：湖流作用、入湖河道位置和古河道分布是太湖底泥分布的主要影响因素。
It was discovered that lake current, the position of the rivers entering lake and distribution of the ancient rivers are the main factors of sludge distribution in lake Taihu.
本实验创立了二种水产养殖池塘底泥总氮含量简易测定法，分别称为总氨法和硝酸盐法。
Two alternative methods measuring total nitrogen of aquaculture pond soils, named total Ammonia method and Nitrate method, were established.
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