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Yu Qingsong
释义
Yu Qingsong
Encyclopedia
理学
﹝天文学家﹞
释
Yu Qingsong
余青松
(1897-09-04~1978-10-30)中国天文学家,中国现代天文学的奠基者和领导者。
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solid analytic geometry
solid angle
solid annulus
solid anode tube
Solidarity
solidarity
solid base
solid bases
solid bases and base catalyzed reactions
solid basice catalyst
solid body
solid-body car
solid-body rotation
solid-borne noise
solid-borne vibration
solid buoyancy material
solid calorimeter
solid circuit
solid cladding
solid conductor
solid cone
solid content
solid content of drilling fluid
solid-crystalline
solid culture
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