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重水天然铀零功率堆(HWZPR)采用带铝包壳的天然金属铀燃料芯块和铝工艺管构成的单圆柱棒燃料元件。燃料元件按正方形排列,形成正方形栅格。燃料芯块直径为35mm,每段长100mm,包壳厚1 mm,每根元件内最多装有20段芯块。堆芯容器为铝
Heavy Water Natural Uranium Zero Power Reactor (HWZPR) A single cylindrical rod fuel element consisting of a natural uranium fuel pellet with aluminum cladding and an aluminum process tube. The fuel elements are arranged in a square to form a square grid. Fuel pellets are 35 mm in diameter, each 100 mm long and have a cladding of 1 mm thick. Each fuel cell contains up to 20 segments of pellets. The core container is aluminum