Definition of monkey shaft in English:

monkey shaft

noun

Australian, NZ

单词	monkey shaft
释义	Definition of monkey shaft in English: monkey shaft noun Australian, NZ (in mining) a small subsidiary vertical shaft. a monkey shaft was then sunk for 7 feet and the easterly drive continued Example sentencesExamples It was found that it was necessary to have a monkey-shaft in close proximity to the main shaft. A monkey shaft has also been put down 43ft. A new level from the bottom of the monkey-shaft was in course of construction at the time of my visit. They struck good payable gold in the monkey-shaft at a depth of about 10ft. While climbing a monkey shaft they found their path obstructed by a pair of boots. The monkey shaft has been taken out and the men are now blocking out on the west side. It's connected with the surface by a monkey shaft at 120 ft. When the cave-in occurred, they jumped in the monkey shaft. A small monkey shaft was therefore driven upwards from the end of the tunnel. From the main drive, they put up a monkey shaft seventy feet into washdirt.
随便看	orthopteran orthopterist orthopteroid orthopterological orthopterology orthopteron orthopterons orthopterous orthopterous orthopters orthoptic orthoptic orthoptically orthoptic locus orthoptics orthoptist orthoptist orthoptists orthopyroxene orthoquartzite orthorexia orthorexia nervosa orthorexic orthorexic orthorhaphous