例句與造句

1. In nuclear reactors, 10 B is used for reactivity control and in emergency shutdown systems.
2. Reactivity control was provided by four semaphore signal type control blades held by magnetic clutches to shafts that could be driven by geared electric motors.
3. It has 369 scram system comprises 27 reactivity control elements including 19 shimming rods, two automatic control rods, and six automatic emergency shut-down rods.
4. Reactivity control rods fall into the reactor to cause a shutdown on loss of electrical power, and elevator fall-arresting brakes are released by torque from support cable tension.
5. Rather, an excess of fuel is inserted with reactivity control mechanisms, such that the reactivity control is inserted fully at the beginning of life to bring the reactor from supercritical to critical; as the fuel is depleted, the reactivity control is withdrawn to mitigate the negative reactivity feedback from fuel depletion and fission product poisons.
6. It's difficult to find reactivity control in a sentence. 用reactivity control造句挺難的
7. Rather, an excess of fuel is inserted with reactivity control mechanisms, such that the reactivity control is inserted fully at the beginning of life to bring the reactor from supercritical to critical; as the fuel is depleted, the reactivity control is withdrawn to mitigate the negative reactivity feedback from fuel depletion and fission product poisons.
8. Rather, an excess of fuel is inserted with reactivity control mechanisms, such that the reactivity control is inserted fully at the beginning of life to bring the reactor from supercritical to critical; as the fuel is depleted, the reactivity control is withdrawn to mitigate the negative reactivity feedback from fuel depletion and fission product poisons.