true north and south line
... true north 正北 true north and south line 真南北线 true north bearing 真北标的目的角 ...
基于36个网页-相关网页
true north and south line west bank
请教：关于繁体翻译 ... true north WESTBANK 正北 true north and south line WESTBANK 真南北线 true north bearing WESTBANK 真北方向角 ...
基于6个网页-相关网页
·2,447,543篇论文数据，部分数据来源于NoteExpress