…A vertical shaft may be open to the surface or not. The latter is called a blind shaft, but in this case the entire structure, including the hoist, rope pulleys, etc., is contained within the shaft. *Some of the terminology that mentions "blind shaft" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…立坑には,地表に口を開いているものとそうでないものとがある。後者は盲立坑blind shaftと呼ばれるが,この場合,巻上機やローププーリーなどの構造はすべて坑内に収められている。 ※「blind shaft」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
Poet and art critic. Born in Toyama Prefecture. St...
A general term for annelids belonging to the Myzos...
…The land was either cultivated by the owner hims...
A general term for insects in the Lepidoptera, Tor...
A general term for insects belonging to the Dipter...
A typical landlocked country in the interior of W...
The word "kawagari" had two different me...
This law states that 1/2 kT ( k is the Boltzmann c...
...The closely related Phronimella stebbingi ( P....
It is a payment made as compensation for transpor...
In a bicameral (or bicameral) parliament, the hou...
...The second edition was planned because it &quo...
…Of these, the neurons of the central nervous sys...
...Another feature is that, because binoculars ar...
…This group of languages shows remarkable chara...