每日一片
Conveyor Belts...Be Careful!
196915 分钟★ 0.0
Depicts five of the most common accidents that can occur around belt conveyors in the mineral industry. Outlines recommendations for their prevention and the need for safe mining equipment and facilities is stressed.
站内评分0.0
IMDb
豆瓣
浏览热度0
★ 4.6
★ 6.5
★ 6.1
★ 7.6
★ 7.7
★ 5.6
★ 5.8
★ 6.6
★ 7.9
★ 5.4
★ 6.4
★ 5.7