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词条 Jinping Mountains
释义

  1. Geology

  2. Geography

  3. Human development

  4. References

{{Infobox mountain
| name=Jinping Mountains
| native_name = 锦屏山
| photo=
| photo_caption=
| elevation_m =4420
| elevation_ref =[1]
| prominence_m =1630
| prominence_ref=[1]
| listing = Ultra
| highest=Jinping Shan
| range = Hengduan Mountains
| country=China
| region1= Sichuan
| region_type= Province
| coordinates = {{coord|28|20|38|N|101|45|12|E|display=inline,title}}
| coordinates_ref =
| map = China Sichuan # China
| map_caption = Location in Sichuan and China
}}

The Jinping Mountains or Jinping Shan ({{zh|s=锦屏山|p=Jǐnpíngshān}}) are a short north-south mountain range in southwestern Sichuan Province, China. The Jinping are located within Yanyuan and Mianning Counties, both in Liangshan Prefecture. This mountain range is notable for the Jinping Bend, where the Yalong River wraps around the entire Jinping range. The Jinping Mountains, sometimes considered a large mountain massif, are approximately {{cvt|80|km|mi}} long and only {{cvt|15|km|mi}} wide.

Geology

The Jinping Mountains are part of a complicated orogenic complex from the Indian subcontinent's collision with the Eurasian Plate and the resistance of the Yangtze Plate to the east. The mountains are primarily composed of Triassic marble.

Geography

The Jinping Mountains are rugged and rise almost {{cvt|3000|m|ft}} above the Yalong River on either side. The Jinping are located in the complicated grouping of mountains called the Hengduan Mountains that transition between the Tibetan Plateau in the northwest to the Yungui Plateau in the southeast. The Jinping are sometimes classified as a southern subrange of the Shaluli Mountains, a component range of the Hengduan. The Yalong River separates the Jinping Mountains from the Daxue Mountains to north.[1][2]

The tallest peak of the Jinping Mountains rises to {{cvt|4420|m|ft}} above sea level and has a topographic prominence of {{cvt|1630|m|ft}}.[1] This peak is also known in Chinese as Jinping Shan (锦屏山) as the word for mountain ({{linktext|山}}) can refer to either a mountain or mountain range.

After flowing southeasterly, the Yalong River diverts {{cvt|80|km|mi}} north along the west side of the Jinping before turning 180 degrees and flowing south along the east side of the mountains. This forms the dramatic Jinping Bend, known for its deep gorge and inhospitable terrain.[1]

Human development

The Jinping's vertical relief and the Yalong River's {{cvt|300|m|ft}} elevation drop from one side to the other make it an optimal source of hydroelectric energy. The Jinping-I Dam, on the west side of the Jinping Mountains, is the tallest dam in the world at {{cvt|305|m|ft}} high. The Jinping-II Dam, a little further downstream, diverts the water of the Yalong River nearly {{cvt|17|km|mi}} under the Jinping Mountains to the east side of the bend.[3] More than 13.2 million m3 of earth was excavated for the construction of Jinping-II's power station below the mountains. A total of seven tunnels were bored through the Jinping Mountains at depths up to {{cvt|2525|m|ft}} beneath the mountain peaks. This included four water diversion tunnels, two auxiliary tunnels, and one construction drainage tunnel.

The China Jinping Underground Laboratory was developed along the southernmost Jinping-II tunnel through the Jinping Mountains. This institution specializes in the research of dark matter as the location deep below the surface of the earth shields the laboratory from interfering cosmic rays.[4]

References

1. ^{{cite book |author= |title=Atlas of China |url= |location=Beijing, China |publisher=SinoMaps Press |page= |date=2006 |isbn=9787503141782}}
2. ^{{cite book |author= |title=Sichuan Sheng Dituce |url= |location=Beijing, China |publisher=Star Map Press |page= |date=2013 |isbn=9787547109151}}
3. ^{{cite journal |title=Jinping hydropower project: main technical issues on engineering geology and rock mechanics |url=http://www.chincold.org.cn/chincold/rootfiles/2011/05/20/1304576729397814-1305874580933872.pdf |first1=Wu |last1=Shiyong |first2=Shen |last2=Manbin |first3=Wang |last3=Jian |journal=Bulletin of Engineering Geology and the Environment |date=August 2010 |volume=69 |issue=3 |pages=325–332 |doi=10.1007/s10064-010-0272-4}}
4. ^{{Citation |title=Laboratory tests and numerical simulations of brittle marble and squeezing schist at Jinping II hydropower station, China |first1=Chunsheng |last1=Zhang |first2=Weijiang |last2=Chu |first3=Ning |last3=Liu |first4=Yongsheng |last4=Zhu |first5=Jing |last5=Hou |url= http://www.rockgeotech.org/qikan/manage/wenzhang/2011-01-04.pdf |journal=Journal of Rock Mechanics and Geotechnical Engineering |year=2011 |volume=3 |number=1 |pages=30–38 |doi=10.3724/SP.J.1235.2011.00030 |doi-access=free}}
5. ^ {{cite peakbagger|title=Jinping Shan, China|pid=14183|accessdate=14 September 2017}}
[5]
}}

2 : Mountain ranges of Sichuan|Mountain ranges of China

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