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- We assayed COD, TN and TP in overlying water in the presence of dredged and un-dredged sediment to compare the dredging effectiveness. 分别在已疏浚和未疏浚河道底泥影响下,考察上覆水体的COD、TN、TP等特征值,以比较疏浚对于改善底泥对上覆水体的影响效果。
- The main influential factors on the phosphorus behavior between the sediments and overlying water were also discussed based on the characteristics of municipal shallow lake. 另外还针对城市浅水湖泊的特点,对磷在湖泊沉积物与上覆水之间行为的主要影响因素进行了阐述。
- Nitrogen release characteristic of Dianchi lake sediment and the nitrogen nutrients concentration of overlying water body was studied through simulating cultivation. 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。
- The regenerated phosphate may be released to the overlying water and reprecipitated within the sediment as an authigenic phase, or adsorbed by other constituents of the sediments. 再生的磷可能释放到上覆水体中,或在沉积物中作为一种自生相而再沉淀,或被沉积物的其它组分所吸附。
- Concentrations of nitrate of overlying water in ZE-M, DI-M and FC-M were significantly higher than those in control enclosures during final experimental period(P＜0.05). 结果显示：固定化微生物对围隔内水质有间接影响，试验后期固定化微生物组（ZE-M，DI-M和FC-M组）的上覆水硝氮浓度显著高于对照组(P＜0.;05)；
- Concentrations distributions of dissolved inorganic nitrogen(DIN) and NO~-_3-N in overlying water varied seasonally,which got their maximum concentration in October 2004 while the NH~+_4-N concentration showed a little difference. 上覆水中溶解无机氮(DIN)和NO3--N含量的季节变化趋势一致,在2004-10达到峰值,NH4+-N的季节变化稍有不同;
- The effects of submerged plant on the concentrations of different nitrogen species in overlying water, porewater and sediment of different layers from water-sediment interface were investigated in simulating condition. 摘要在室内模拟条件下研究沉水植物对水－沉积物界面的上覆水、不同层次的间隙水和沉积物中不同形态氮含量的影响。
- The concentrations of Pb, Cu, Cr, Cd, Fe and Mn in the overlying water and the pore waters of Dianshan Lake sediment were determined using PERKIN-ELMER 5100PC AAS. 用原子吸收光谱仪测定了淀山湖上覆水体和沉积物孔隙水中Pb、Cu、Cr、Cd、Fe和Mn的浓度.
- The clear water mirrored the blue sky. 清澈的水中映出蔚蓝的天空。
- The nurse diluted the drug with saline water. 护士用生理盐水把药加以稀释。
- Putting water in brandy is sacrilege. 在白兰地中掺水是可恶的事。
- Water contains hydrogen and oxygen. 水含有氢和氧。
- He cooked the pasta in a large pan of boiling water. 他用一大锅开水煮义大利面食。
- I put the shirt in soapy water to soak out the stain. 我将衬衫浸在肥皂水里以去除污渍。
- Fill your radiator with water, or your engine will overheat. 给你的散热器充水，否则引擎会过热。
- Let the tea leaves steep in boiling water for five minutes. 让茶叶在滚开的水中浸泡五分钟。
- You need to filter the drinking water. 你需要把饮用水过滤。
- I waved my dog to plunge into the water. 我挥手示意我的狗跳入水中。
- Nothing will induce me to jump into the icy water. 我怎么也不会想跳进这冰冷的水里。
- He lifted a pail of water from the ground. 他把一桶水从地上提了起来。
