评分:8.3 /
地区:美国/
片长:47分钟 导演:
/
热度:6496℃
类型:纪录片/
语言:英语 编剧:
主演:
状态:更新:2018-10-28
影片别名:
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.