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HXD3电力机车的牵引、制动控制采用恒牵引力/制动力、( )特性控制方式。
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【简答题】临床经验医学模式与循证医学模式有何不同?
【单选题】如何向外国游客介绍山西境内的海拔高度?
A.
The highest point of the province is at one of the peaks of Mount Wutai in northeastern Shanxi , with an altitude of 3,058 meters, while the lowest is at the riverbed of Xiyang River in Yuanqu County, in the southern part of Shanxi, with an altitude of only 180 meters.
B.
Shanxi enjoys a continental monsoon climate, and it is rather dry, especially in northern part.
C.
Shanxi province is situated in the northern part of China and got its name due to its location to the west of Taihang Mountain Range.