In the suspension method, the force and displacement of pipeline are clear, and the displacement and force point of pipeline are adjusted continuously via the sling.
悬吊法中，管线受力、位移明确，并通过吊索不断调整管线的位移和受力点。
2
The utility model relates to a coach suspension device which is composed of a sling apparatus, a transverse beam and supporting hooks, wherein the sling apparatus is connected to the transverse beam.