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2月11日,由中国石油管道四公司(穿越公司)承建的中俄原油管道二线额木尔河盾构隧道突破300米,工程建设全面提速。额木尔河盾构工程是中俄原油管道二线工程的控制性工程之一,位于素有中国“北极”之称的黑龙江省漠河县兴安镇大兴安岭深处。这项工程是国内首次在北纬53°的高寒地区进行盾构施工,被称为“中国北极第一盾”。盾构隧道全长850
On February 11, the second-tier Sino-Russian crude oil pipeline constructed by PetroChina Pipeline Company 4 (Crossing Company) crossed the Mulinhe shield tunnel by 300 meters, speeding up the overall construction of the project. The Qianmuer shield project is one of the controlled projects of the second-line project of Sino-Russian crude oil pipeline located in the depth of Daxinganling, Xing’an Town, Mohe County, Heilongjiang Province, which is known as China’s “North Pole”. This project is the first for shield construction in the alpine region of 53 ° N latitude and is called “the first shield of China’s Arctic.” Shield tunnel length of 850