四字母中的精品:省级地名+双声母
以中国省级区划为例,除去香港、澳门、台湾、内蒙古、黑龙江,用双字母表示的地名共有25个,再加上表示中国的CN,ZG一共只有27个;
双声母字母(不含i,e,o,a,u,以及在中文拼音中不发音的v)20个*20个=400个,所以,所有省份开头+双声母结尾的域名,一共只有10800个左右。对比21世纪全国各地企事业单位的建网需求,这种稀缺域名的价值一直在不断上升,也就在情理之中了。
Guangzhou years of cramming the event of default city Jiucheng rain and sewage diversion 1
The next ten years, Guangzhou will brush up the history of default in payment of sewage treatment. Reporter yesterday exclusively from the Pearl River Water Resources Committee was informed that "in Sewage Treatment Master Plan Revision (2007-2020)" (hereinafter referred to as "sewage planning revision") environmental impact assessment has been completed. 2020, the number of sewage treatment plant soared from the current 14 to 72, daily treatment capacity of 200 tons from the current elevated to more than 1,000 tons, five times the full expansion. By then most of the urban sewage will be incorporated into the sewers, no pollution of rivers. EIA believes that the new water plan will help improve water quality in Guangzhou, but on atmospheric environment, water protection and bring a certain negative impact on groundwater resources, but these effects can be reduced by taking reasonable measures to an acceptable level. The total sewage treatment new planning regulations expired EIA has been completed 2020, Guangzhou will build 72 sewage treatment plants, according to the bearing capacity of 16.7 million people, to deal with 10.351 million tons of sewage per day, that the future of Guangzhou Baiyun 5 per day of sewage treatment capacity. Back in July 1988, the city government to the then Urban Services Authority in conjunction with Shanghai Municipal Engineering Design and Research Institute developed the "Guangzhou City Sewage Treatment Master Plan," or "regulation 88 of the total sewage." However, the planning period is 2000. With the expansion of urban area, the old water plan can not meet the urbanization process in recent years, the rapid development of urban socio-economic needs of the urgent need to develop a new overall plan for sewage treatment. 26, Southern reporter learned from the Pearl River Water Resources Commission the exclusive, "in Sewage Treatment Master Plan Revision (2007-2020)" (hereinafter referred to as "sewage planning revision") environmental impact assessment has been completed. "Sewage planning revision," clearly, in 2020, Guangzhou will build 72 sewage treatment plants, according to the bearing capacity of 16.7 million people, to deal with 10.351 million tons of sewage per day. The largest artificial lake in Guangzhou Baiyun District 2 million cubic meters of capacity, however, that the future of the Guangzhou Baiyun 5 per day of sewage treatment capacity. According to statistics, the future implementation of the master plan of city sewage treatment would require a total occupied area of 7.88 million square meters of land resources, accounting for municipal public facilities construction site area Jinsi Cheng. Sludge landfill polluting the groundwater of the EIA recommendations demonstrate the rationality of the sludge landfill The EIA report to point out that if the sludge disposed of by sanitary landfill, then there exists the risk of groundwater contamination. From the EIA report can be found in 2020, Guangzhou will have 10 sludge treatment plant, the city's daily processing capacity of 1240 tons of sludge. One cement factory north of downtown are mainly large sandy sludge treatment plant and sludge treatment plant 2. "Planning revision," the recommended program, including sludge incineration of sludge disposal system, cement, transport to power plants burning coal blending, sludge landfill and other measures. 2020, the central city sludge stabilization rate of 90% to other urban areas of the sludge stabilization rate of 50%. It is noteworthy that the EIA report to point out that if the sludge disposed of by sanitary landfill, then there exists the risk of groundwater contamination. EIA recommends that the next stage of planning and special projects EIA sludge sanitary landfill when the rationality of further proof, optimized selection of sludge disposal, in order to minimize the threat to groundwater and other environmental impacts. Achieved in 2020 streaming downtown Jiucheng Guangzhou urban planning downtown area in 2010 accounted for about 15% of the streaming, streaming region in 2020 reached 90%, that is ten years to be realized in Guangzhou city center Jiucheng rain sewage diversion.About the Author:
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| AH |
安徽 |
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BJ |
北京、宝鸡、毕节 |
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CN |
CHINA |
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CQ |
重庆 |
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FJ |
福建 |
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GD |
广东 |
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GS |
甘肃 |
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GX |
广西 |
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GZ |
贵州、广州、赣州 |
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河北、湖北、淮北、华北、鹤壁 |
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JS |
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JX |
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LN |
辽宁 |
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NX |
宁夏 |
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QH |
青海、琼海 |
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SC |
四川 |
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SD |
山东、顺德、绥德 |
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SH |
上海、绥化 |
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SX |
陕西、山西、绍兴 |
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TJ |
天津 |
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XJ |
新疆 |
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XZ |
西藏、徐州、忻州 |
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YN |
云南 |
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ZG |
中国、自贡 |
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ZJ |
浙江、镇江、湛江、珠江 |
