A water treatment plant (100) for treating water using a water treatment device (1) is provided with: a sensor (2) for repeatedly detecting the water treatment environment of the water treatment device (1) and outputting time series detection data representing detections performed chronologically; ...
系统的维护和管理工作需要对应用系统较熟悉，并且能处理运行1.过程中遇到的各类问题，因此对于软件维护人员和使用人员将采用共同参与项目维护和实施的方式，从长期实践中逐渐掌握系统维护知识，提升其技术技能和对系统的认识。
Wastewater, or sewage, is water people have used, either at home in their bathrooms, kitchens, laundry rooms, and yards or in industrial operations like agriculture or manufacturing. In the United States, sewage treatment plants process about34 billion gallonsof wastewater a day. Untreated wastewate...
The ancestors of the various species of domestic cattle banteng, gaur, yak and water buffalo are generally rare and endangered in the wild, while the auroch (the ancestor of the domestic cattle of Europe) is extinct. The term ‘antelope’ is not a very precise zoological name - it is ...
Water Recycling by Humans is now Part of the Hydrologic Cycle:Recycled water that has been extracted from wastewater treatment facilities finds its way back into our homes thanks to nature.Answer and Explanation: Wastewater from water treatment plants/sewage plants is fairly safe for "disposal". ...
The late 19th and early 20th century saw an increasing recognition that forests serve as habitats for countless animal and plant species that all rely on each other. They take over protective functions against soil erosion and landslides ( ); they make a significant contribution to the water bala...
Sometimes part of the wastewater needs to bypass the biological treatment step if the flow is too high. Otherwise, there is a risk that activated sludge gets flushed away. In this case, the water is typically still subject to primary treatment. However, in extreme situations even the primary ...
In the closed-loop mode, fresh or sea water together with some added sodium hydroxide is used to take up SOx from the exhaust. The washing water is continuously circulating and cleaned in the system and finally discharged and purified on-land in a treatment plant to remove the polluted ...
D.not have been treated 正确答案: A 本题解析: 句意:有一些健康问题,如果得不到及时治疗,可能会发展成更大的健康问题。分析句子成分和句意可知,when引导时间状语从句,且从句的逻辑主语是some health problems,treat与逻辑主语之间为动宾关系,因此用被动语态,相当于whenthey are not treated in time。从句...
Sulphate ions in water present usually in the form of compounds like CaSO4,MgSO4,Na2SO4 etc. The determination of sulphate ions is water in based on the fact that when water is treated in cold with benzidine hydrochloride solution, the sulphate ions get precipitated as insoluble benzidine sulph...