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physical geography of China
释义
physical geography of China
Encyclopedia
理学
中国自然地理
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physical geography of China
中国自然地理
研究中国自然地理环境系统、全国及不同等级地区的自然地理结构、发生发展过程和区域分异规律,从而充分认识和系统掌握中国自然地理环境的基本特征,自然条件和自然资源的优势和不足,探索合理利用与开发自然资源、保育和优化自然环境的方向和途径。
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observing technology of tilt tide
observing under ice
obsessive-compulsive disorder
obsessive-compulsive personality
obsessive-compulsive personality disorder
obsessive compulsive related disorders
obsidian
Obsidian Hydration Dating
obsidianite
obsolescence law of literature and information
obsolete character
obsolete old word
obstacle
obstacle perception of people with visual impairments
obstacle problem
obstacle scattering
obstacles to policy termination
obstacle vehicles
OB star
obstertrics-gynecology hospital(Maternity Hospital)
obstetrical procedure in female livestock
obstetric and gynecologic clamp
obstetric and gynecologic hook & needle
obstetric and gynecologic knife
obstetric and gynecologic scissors
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