The peculiarity of HCSB TBM is to select the reduced activation ferritic steel (RAFS) as structural material, the high stabilizing helium as coolant, ceramic Li4SiO4 pebble as tritium breeder.

• 结构设计方案以低活性铁素体钢(RAFS)为结构材料，稳定性极好的隋性氦气作为冷却剂，陶瓷硅酸锂小球为氚增殖材料。