霍登巴契 ((Hottenbacher, Friedemann))

明日科技 = Tomorrow's technology : mass transporation - Tokyo's railway system. 1. 東京的大眾運輸鐵路系統 by: DW-Transtel; Hottenbacher, Friedemann; ZDF; 霍登巴契 ((Hottenbacher, Friedemann)) (Projected and video material) , [導演]

七大洋的科學研究 = Science on the seven seas. 5; 5. 新海上安全技術的研究; safety on the high seas by: DW Transtel; Hottenbacher, Friedemann; ZDF; 霍登巴契 ((Hottenbacher, Friedemann)) (Projected and video material) , [導演]