Ferris wheels have been turning for more than 130 years, the first one constructed for the 1893 World's Columbian Exposition in Chicago, designed by George Washington Gale Ferris. Paul Durica, director of exhibitions at the Chicago History Museum, notes that Ferris was an up-and-coming engineer...
Ichose a harlequin, hanging by a noose from the bottom of one of the Ferriswheels... DN Wilson 被引量: 0发表: 0年 Analysis of Prevent Falling Acceleration for Hydraulic system of Ferris Wheel Drive Analysis the reason of falling accelerating when the load on the downward side of Ferris ...