单词	powers sum
释义	powers sum 等幂和
随便看	containment crane containment deluge system containment design temperature containment drain system containment drain tank containment emergency off-gas system containment envelope containment equipment cooling water pump containment equipment cooling water return tank containment equipment hatch containment experiment containment facility containment failure mode containment fan cooler containment flooding mode containment flooding system containment foundation containment from the source containment function design containment gas control system Containment Heat Removal System containment hierarchie containment hydrogen control system containment hydrogen recombination system containment instrumentation