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天安门
释义
天安门
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the tiananmen square
天安门
中国明清两代皇城的正门。位于北京市区中心。始建于明永乐十五年(1417),名承天门,寓有“承天启运”和“受命于天”之意。清顺治八年(1651)重修,改称天安门。
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hexagonal close-packed structure HCP structure
hexagonal close packing
hexagonal closure condition
hexagonal crystal system
hexagonal dipyramid
hexagonal grid
hexagonality closure condition
hexagonal lattice
hexagonal net
hexagonal nomogram
hexagonal number
hexagonal nut
hexagonal phase
hexagonal prism
hexagonal pyramid
hexagonal pyramidal number
hexagonal scalenohedron
hexagonal square number
hexagonal-square roll pass sequence
hexagonal system
hexagonal web
hexagon pattern
hexagon tiling
hexagram
hexahedral
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