- gravity-drop absorber rod
- nNUCL barra absorbente de caída libre f, barra absorbente de caída por la gravedad f
English-Spanish technical dictionary. - London, © Routledge. 1997.
English-Spanish technical dictionary. - London, © Routledge. 1997.
nuclear reactor — Physics. reactor (def. 4). Also called nuclear pile. [1940 45] * * * Device that can initiate and control a self sustaining series of nuclear fission reactions. Neutrons released in one fission reaction may strike other heavy nuclei, causing them … Universalium
Insect wing — Original veins and wing posture of a dragonfly. Hoverflies hovering to mate … Wikipedia