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winter solstice
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winter solstice
Encyclopedia
理学
分至点
释
winter solstice
冬至点
黄道上与二分点相距90°且位于赤道以南的二至点。是太阳通过秋分点到达最南的那一点,与夏至点相对。
Physics
交叉学科
天体物理学
winter solstice
冬至点
Astronomy
winter solstice
冬至点
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water supply and drainage system design of protective construction
water supply and drainage technology
water supply by different quality
water supply dispatching
Water supply equipment and Pump room
water supply for construction
water supply for ecosystem
water supply management
water supply of concentrators
water supply of the ancient Jerusalem
water supply of urban-rural integration
water supply pipe network
water supply planning
water supply pressure
water supply price of water conservancy project
water supply project by pipelines
water supply project from Zhuhai to Macao
water supply project management
water supply system
water supply system for fire fighting
water supply system of hydropower station
water supply system of laboratory
water supply system of outdoor
water supply system of production
water supply type
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