Ducting

A system of shafts or tubes designed to carry and protect cables or pipes.
Found on http://www.selfbuildabc.co.uk/self-build-glossary.html

Ducting

A system of shafts or tubes designed to carry and protect cables or pipes.
Found on http://www.encyclo.co.uk/local/20704

ducting

(from the article `telecommunications media`) ...body of water, with vapour concentration increasing closer to the surface, can cause a bending of the beam toward the Earth that is much sharper ...
Found on http://www.britannica.com/eb/a-z/d/79

ducting

guided propagation of radio waves inside a tropospheric radio-duct NOTE - At sufficiently high frequencies, a number of electromagnetic modes of guided propagation can co-exist in the same tropospheric radio-duct.
Found on http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=705-05-50
No exact match found