In the tritium breeding blanket of nuclear fusion reactors. the heat transfer behavior and thermal-mechanical response of the tritium breeder pebble bed are affected by the inner packing structure. which is crucial for the design and optimization of a reliable pebble bed in tritium breeding blanket. Thus. https://www.roneverhart.com/2-Tier-Cardboard-Cupcake-Stand-with-White-Pink-Sweet-Shop-Design-Colorful-Candy-Themed-Dessert-Cart-Display-for-Pastr/