| 释义 |
beam hole
beam hole n (Nuclear Physics) a hole in the shield of a nuclear reactor through which a beam of radiation, esp of neutrons, is allowed to escape for experimental purposes beam hole
beam hole[′bēm ‚hōl] (nucleonics) A hole through the shield, and usually the reflector, of a nuclear reactor which allows a beam of radiation, especially fast neutrons, to escape for experimental purposes. Also known as glory hole. |