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金口河
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金口河
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金口河
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Jinkouhe
金口河
中国金代世宗大定十一年(1171)为解决中都(今北京城区西南部)漕运的水源问题,于卢沟河(今永定河)东岸金口(今石景山北石景山发电厂院内)引水循曹魏车箱渠旧迹,至中都城北入濠,东通闸河至通州(今通州区)北入潞河(今白河)。
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hyperbolic perspectivity
hyperbolic plane
hyperbolic point
hyperbolic polar sine
hyperbolic polyhedron
hyperbolic polynomial
hyperbolic positioning
hyperbolic programming
hyperbolic pseudo-distance
hyperbolic quadratic hypersurface
hyperbolic quadratic surface
hyperbolic ray
hyperbolic region
hyperbolic Riemann surface
hyperbolic rotation
hyperbolic secant
hyperbolic sector
hyperbolic series
hyperbolic set
hyperbolic simplex method
hyperbolic simply connected domain
hyperbolic sine
hyperbolic sine cardinal function
hyperbolic sine integral
hyperbolic singularity
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