short-flame coal short-focus objective short ground short half-life short half-live isotope short-head cone short-hole drilling short-hour motor shorting short iron short-lead short-linearity control short-link chain short-lived short-lived activity short-lived compound short-lived emitter short-lived isotope short method short moulding |
short-flame coal късопламъчни въглища Търсената дума е намерена |