In late July and early August 2018,Northeast China suffered from extremely high temperatures,with the maxium temperature anomaly exceeding 6°C.In this study,the large-scale circulation features associated with th...In late July and early August 2018,Northeast China suffered from extremely high temperatures,with the maxium temperature anomaly exceeding 6°C.In this study,the large-scale circulation features associated with this heat wave over Northeast China are analyzed using station temperature data and NCEP–NCAR reanalysis data.The results indicate that strong anomalous positive geopotential height centers existed from the lower to upper levels over Northeast China,and the related downward motions were directly responsible for the extreme high-temperature anomalies.The northwestward shift of the western Pacific subtropical high(WPSH)and the northeastward shift of the South Asian high concurrently reinforced the geopotential height anomalies and descending flow over Northeast China.In addition,an anomalous Pacific–Japan pattern in the lower troposphere led to the northwestward shift of the WPSH,jointly favoring the anomalous geopotential height over Northeast China.Two wave trains emanating from the Atlantic region propagated eastwards along high latitudes and midlatitudes,respectively,and converged over Northeast China,leading to the enhancement of the geopotential height anomalies.展开更多
Dear Colleagues,Advances in Polar Science （APS） is an international, peer-reviewed and open-access journal jointly sponsored by the Polar Research Institute of China （PRIC） and the Chinese Arctic and Antarctic Adm...Dear Colleagues,Advances in Polar Science （APS） is an international, peer-reviewed and open-access journal jointly sponsored by the Polar Research Institute of China （PRIC） and the Chinese Arctic and Antarctic Administration. It is a quarterly journal published in March, June, September and December, and circulated internationally （ISSN 1674-9928, CN 31-2050/P）.展开更多
Sichuan is the strongest province in western China, and Chengdu is the first stop of the Silk Road and the Yangtze River Economic Zone. Qingbaijiang,the inception point of the Chengdu-Europe express railway, is an imp...Sichuan is the strongest province in western China, and Chengdu is the first stop of the Silk Road and the Yangtze River Economic Zone. Qingbaijiang,the inception point of the Chengdu-Europe express railway, is an important source of artifacts from the ancient Sichuan civilization, and Sichuan province, the land of abundance, is the cradle and base of ping-pong. Chengdu has been connected to展开更多
This study introduced the design process and main contents of a project called Gaobeidian Train New Town in Longhu,which won the excellence award in the 55th international competition in 2018 hosted by International F...This study introduced the design process and main contents of a project called Gaobeidian Train New Town in Longhu,which won the excellence award in the 55th international competition in 2018 hosted by International Federation of Landscape Architects (IFLA).In view of the separation of traditional cultural heritage and modern society and the disappearance of traditional culture,this study put forward the design concept and strategy of connecting traditional culture and modern landscape with Ziquan Palace as the design prototype by means of elastic landscape design,so as to continue the gene of traditional culture and arouse people’s awareness of respecting and protecting traditional culture.展开更多
China plans to spend 732 billion yuan($112.7billion)on railway projects in 2018 to continue building its world-leading rail system,said Lu Dongfu,gen eral manager of China Railway Corp,the nation’s railway operator,o...China plans to spend 732 billion yuan($112.7billion)on railway projects in 2018 to continue building its world-leading rail system,said Lu Dongfu,gen eral manager of China Railway Corp,the nation’s railway operator,on Tuesday.Some 4,000 kilometers of new tracks are planned to be put into operation in the coming year,and 87.5percent or 3,500 km will be high-speed railway tracks,Lu said during the company’s annual meeting.展开更多
The year of 2017 is of crucial significance for both the comprehensive implementation of the 13th Five-Year Program and the goal of improving and strengthening China’s foreign trade.Until the end of November 2017,
As lead-acid battery market segment shows fierce competition,scale advantage is the key.With high market concentration and fierce competition in chemical battery industry,the price war and cost increase have significa...As lead-acid battery market segment shows fierce competition,scale advantage is the key.With high market concentration and fierce competition in chemical battery industry,the price war and cost increase have significantly reduced the net profit margin of major players in the industry.With higher requirements for battery performance by consumers and greater attention paid to environmental protection展开更多
基金supported by the National Natural Science Foundation of China under Grant 41775073
文摘In late July and early August 2018,Northeast China suffered from extremely high temperatures,with the maxium temperature anomaly exceeding 6°C.In this study,the large-scale circulation features associated with this heat wave over Northeast China are analyzed using station temperature data and NCEP–NCAR reanalysis data.The results indicate that strong anomalous positive geopotential height centers existed from the lower to upper levels over Northeast China,and the related downward motions were directly responsible for the extreme high-temperature anomalies.The northwestward shift of the western Pacific subtropical high(WPSH)and the northeastward shift of the South Asian high concurrently reinforced the geopotential height anomalies and descending flow over Northeast China.In addition,an anomalous Pacific–Japan pattern in the lower troposphere led to the northwestward shift of the WPSH,jointly favoring the anomalous geopotential height over Northeast China.Two wave trains emanating from the Atlantic region propagated eastwards along high latitudes and midlatitudes,respectively,and converged over Northeast China,leading to the enhancement of the geopotential height anomalies.
文摘Dear Colleagues,Advances in Polar Science （APS） is an international, peer-reviewed and open-access journal jointly sponsored by the Polar Research Institute of China （PRIC） and the Chinese Arctic and Antarctic Administration. It is a quarterly journal published in March, June, September and December, and circulated internationally （ISSN 1674-9928, CN 31-2050/P）.
文摘Sichuan is the strongest province in western China, and Chengdu is the first stop of the Silk Road and the Yangtze River Economic Zone. Qingbaijiang,the inception point of the Chengdu-Europe express railway, is an important source of artifacts from the ancient Sichuan civilization, and Sichuan province, the land of abundance, is the cradle and base of ping-pong. Chengdu has been connected to
文摘This study introduced the design process and main contents of a project called Gaobeidian Train New Town in Longhu,which won the excellence award in the 55th international competition in 2018 hosted by International Federation of Landscape Architects (IFLA).In view of the separation of traditional cultural heritage and modern society and the disappearance of traditional culture,this study put forward the design concept and strategy of connecting traditional culture and modern landscape with Ziquan Palace as the design prototype by means of elastic landscape design,so as to continue the gene of traditional culture and arouse people’s awareness of respecting and protecting traditional culture.
文摘China plans to spend 732 billion yuan($112.7billion)on railway projects in 2018 to continue building its world-leading rail system,said Lu Dongfu,gen eral manager of China Railway Corp,the nation’s railway operator,on Tuesday.Some 4,000 kilometers of new tracks are planned to be put into operation in the coming year,and 87.5percent or 3,500 km will be high-speed railway tracks,Lu said during the company’s annual meeting.
文摘The year of 2017 is of crucial significance for both the comprehensive implementation of the 13th Five-Year Program and the goal of improving and strengthening China’s foreign trade.Until the end of November 2017,
文摘As lead-acid battery market segment shows fierce competition,scale advantage is the key.With high market concentration and fierce competition in chemical battery industry,the price war and cost increase have significantly reduced the net profit margin of major players in the industry.With higher requirements for battery performance by consumers and greater attention paid to environmental protection
