宇う宙ちゅう開かい発はつ計けい画かく

Related words

• 宇う宙ちゅう開かい発はつ

  宇宙開発 is the broader concept of space development; 宇宙開発計画 specifically refers to a concrete plan or project.

• 宇う宙ちゅう計けい画かく

  宇宙計画 is a more general term for any space-related plan, while 宇宙開発計画 emphasizes development and technological advancement.

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Etymology

Compound of 宇宙 (space) + 開発 (development) + 計画 (plan). A straightforward modern technical term.