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Massive machines require engineering extremes. The massive man-made satellite, commonly known as the International Space Station, hurtling around the Earth at 27,600 km an hour, has been a temporary home for humans for the last 20 years. The biggest land vehicle on earth, a bucket excavator titled Bagger 293, that can move 240,000 cubic meters of dirt each day. Innovation has a...。作为中国最具权威和影响力的电视行业盛会，第13届中国金鹰电视艺术节于10月16日至18日在湖南长沙隆重举行，期间举办“开幕式文艺晚会”、“金鹰论坛”、“闭幕式颁奖晚会”三大主体活动，并于18日闭幕式晚会揭晓第30届中国电视金鹰奖。。