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1)  natural aeration
自然复氧
1.
The results show poor natural aeration condition and inadequate DO in wetland directly result in the deterioration of effluent water quality.
研究了溶解氧在人工湿地中的分布对受污染城市河流水体处理效果的影响规律及其意义,为城市受污染景观水体处理或雨水处理人工湿地的工程设计提供有效的自然复氧估算方法和设置措施。
2)  natural oxidation
自然氧化
1.
Al/Al2O3 and Cr/Cr2O3 nanofilms and multilayer nanofilms were prepared on glass substrates by way of thermal evaporative deposition followed by natural oxidation.
用热蒸发沉积和自然氧化法制备纳米量级的Al/Al2O3及Cr/Cr2O3薄膜和多层膜。
2.
Based on former work, Al/Al_2O_3 and Cr/Cr_2O_3 multilayers (4 ~ 7 bi-layer) were fabricated by vacuum thermal evaporation and natural oxidation on glass substrates.
本文在本课题组以前工作的基础上,用加热蒸发和自然氧化方法,用纯铝、纯铬在玻璃基底上制备出4、5、6、7对层的金属/氧化物多层膜,纳米多层膜的总厚度从100nm到230nm;用硅制出各种半导体/氧化物(本征硅/氧化硅、P型硅/氧化硅、N型硅/氧化硅)多层膜。
3)  Natural restoration
自然恢复
1.
Characteristics of vegetation with natural restoration in removal lands in loess hilly-gully region and the relationship between the characteristics and soil environment;
黄土丘陵沟壑区退耕地自然恢复植被特征及其与土壤环境的关系
2.
SOC change of natural restoration for black soil farmland;
黑土农田自然恢复土壤有机碳的演变
3.
The natural restoration of degraded rangeland ecosystem in Heshan hill land;
鹤山退化草坡生态系统的自然恢复
4)  natural recovery
自然恢复
1.
The variations of the light yield and the transmittance, the natural recovery and the heat annealling recovery of the radiation damage are measured.
3GeVe-束形成的电磁辐射场和60Coγ辐射场照射后的辐照损伤,测量了晶体光输出和透射率的变化,以及辐射损伤的自然恢复和加热恢复效应。
2.
This paper explored the reason and natural recovery of saline alkaline spots in Aneurolepidium chinense grassland.
对羊草草原盐碱斑的成因及其自然恢复过程进行了探讨。
3.
In order to protect the ecology of Lake Honghu and study of aquatic vegetation restoration strategies, we have chosen a typical farming region to have the conventional survey of aquatic vegetation, water quality survey, zooplankton survey, seed bank survey, natural recovery test.
为了保护洪湖水生态,研究水生植被恢复策略,选择了一个典型的养殖区域进行了水生植被常规调查、水质调查、浮游动物调查、种子库调查、自然恢复试验。
5)  spontaneous recovery
自然恢复
1.
Objective:To prospectively study the relationships among spontaneous recovery, the lesion regions, and types of Chinese aphasia in patients after stroke.
目的 :前瞻性研究脑卒中后汉语失语症类型与病变部位的关系及对其自然恢复的影响。
2.
The results showed that the spontaneous recovery of the patients were excellent in the two weeks post-stroke and were slowness in the later 6 weeks post-stroke.
结果:自然恢复是在中风后2周最快,6周后逐渐减慢。
6)  autocascade
自然复叠
1.
According to the simulation results of -40℃ freezer with autocascade refrigeration system using zeotropic refrigerant mixture of R744/R717, the feasibility of this system on how to deal with temperature change of cooling media and avoid superheat of compressor is investigated after analyzing system characteristics under various operating conditions.
针对非共沸环保混合制冷剂(R744/R717)自然复叠制冷-40℃冷柜模拟研究结果,在进一步探讨了该系统的变工况特性的基础上,提出应对冷却介质温度发生变化的系统控制方案及应对压缩机过热的系统改进方案。
2.
Based on related program, the tunning parameters of classical cascade cycle and that of autocascade cycle on different conditions ate calculated,and then the running characteristics of the two cycles are compared,which may help the further research on autocascade cycle.
本文根据相关程序,计算了不同条件下R23/R134a经典复叠循环和自然复叠循环的运行参数,分析比较这两个循环的运行特性,以期对于深入研究自然复叠有所裨益。
补充资料:复氧
分子式:
CAS号:

性质:又称再充氧。指水体在缺氧的情况下吸收丰补充氧。例如在地面水中,由水流紊动、藻类和某些水生植物光合作用获得氧。另外,也可指在活性污泥法废水处理厂中,从二次沉淀池来的回流污泥在另一污泥曝气池(再生池)中进行曝气,以保持好氧状态和恢复活性污泥的吸附能力。

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