分簇制 cluster system: 群集系统, 簇系统cluster type fuel element: 棒束型燃料元件cluster-type checker brick: 花砖型格子砖cluster-type diamond dressing: 簇状金刚石修整工具cluster-type fuel element: 棒束型燃料元件; 串形燃料元件下载手机词典可随时随地查词查翻译