零功率堆

zero power reactor

zero / nought / zero sign / fractional / fragmentary / odd (of numbers) / (placed between two numbers to indicate a smaller quantity followed by a larger one) / fraction / (in mathematics) remainder (after division) / extra / to wither and fall / to wither

meritorious deed or service / achievement / result / service / accomplishment / work (physics)

rate of work / power (output)

rate / frequency

to lead / to command / rash / hasty / frank / straightforward / generally / usually

to pile up / to heap up / a mass / pile / heap / stack / large amount