| 376 / | HD | INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS |
| 207 | DF | WITH CONTROL OF REACTOR (E.G., CONTROL OF COOLANT FLOW) {12} |
| 219 | DF | .~ By movement of control element or by release of neutron absorbing material {13} |
| 220 | DF | .~.~ Wherein the control element is a reflector or moderator material {1} |
| 221 | DF | .~.~.~ Variable fluent reflector/moderator level or density {1} |
| 222 | | .~.~.~.~ Moderator dump |