短語詞組短語fuel pellet injection 燃料芯塊注入ceramic fuel pellet 陶瓷體燃料丸annular fuel pellet 環(huán)形燃料芯塊nuclear fuel pellet [核]核燃料芯塊fuel pellet stack 燃料芯塊柱fuel oil equivalent pellet 燃料顆粒fuel pellet diameter 燃料芯塊直徑fuel pellet melting 燃料中心熔化reactor fuel pellet 核燃料芯塊 返回 fuel pellet