Qianshan(simplified Chinese: ; traditional Chinese: ; pinyin: qián shān shì) is a county-level city in the southwest of Anhui Province, China; it is under the jurisdiction of the prefecture-level city of Anqing. It has a population of 570,000 and an area of 1,686 square kilometres (651 sq mi). The government of Qianshan County is located in Meicheng Town. The well-known Wan Mount. CountryProvincePrefecture-level cityMunicipal seatMeichengAdministrative divisionsQianshan has jurisdiction over 11 towns and 5 townships. TownsMeicheng (), Yuantan (), Yujing (), (), Huangpu (), C. .
Lake Xuehu, noted for its plants, lies in the centre of the city. The number of plants has decreased in recent years, possibly because they provide a food source for . [pdf]
DTH technique was used in well drilling exclusively to dig, accurate, vertical bores, and rotary drilling was used to turn the hole. The Directional DTH system, patented by Atlas Copco, was first used successf. [pdf]
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