Antagonistic pairs of muscles are muscle where one move the bone in one direction and the other moves it back the other way in transmission of nerve impulses to the muscles.
Demag, which manufactures and distributes telescopic and lattice boom cranes, is one of the leading mobile crane producers worldwide, with 2001 revenues of approximately $360 million.
This beast lives in fjords and helped to install the pylon on the Erasmus Bridge in Rotterdam, Netherlands. Taisun Gantry Crane Category: Gantry Lifting capacity: 20,000 metric tons. Photo via Haakman, Wikimedia Commons. What would a Heavyweight tournament be without a Taisun? No, not Mike Tyson, this Taisun is the worldâs biggest gantry crane. Housed in Shandong Province in China, it can lift 20,000 metric tons without so much as blinking. It even has the official lifting record registered in the Guinness Book of World Records. Respect comes from all around the world for this mega-crane.