“1978年大旱”的概念、定义、翻译、参考文献-科学参考

单词	1978年大旱
释义	1978年大旱 Encyclopedia 工学〔重大干旱灾害事件〕释 severe drought in the middle and lower reaches of Changjiang river in 19781978年大旱 1978年，中国发生的大范围严重干旱。
随便看	projective determinacy axiom projective determination projective differential geometry projective dimension projective dimension of a module projective displacement projective distance projective duality theorem projective element projective elimination ideal projective embedding projective embedding theorem projective equivalence projective extension projective extension theorem projective fiber bundle projective finite geometry projective frame projective general linear group projective general orthogonal group projective general unitary group projective generation projective generator projective-geometric projective geometry

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