剧情简介
『黄视频网站』介绍:In Iceland, a giant tunnel boring machine called 'Jaws' has chewed up nine miles of basalt to aid a hydroelectric project. See the rock cruncher at work as it burrows deep down.
『黄视频网站』介绍:In Iceland, a giant tunnel boring machine called 'Jaws' has chewed up nine miles of basalt to aid a hydroelectric project. See the rock cruncher at work as it burrows deep down.