Special steel locking segments, with ultra high resistance for heavy loads.
特种钢锁锭块，有超高抗冲击能力，可适用大负荷。
The protection schemes for the large ultra-supercritical turbo-generator will suffer the disadvantage of low sensitivity as it has the high reactance and low resistance.
由于结构设计的原因，综合性能较好的一些保护方案如横差保护和不完全纵差保护等将不能应用于大型超临界汽轮发电机。
The explosion expanding is a tube to tube-sheet joint method that used powder or electric resistance silk(foil), which can produce ultra high pressure via explosion.
爆炸胀接是利用火药或者电阻丝（箔）的瞬间爆炸产生的超高压来完成胀接的，由于爆炸过程十分复杂，目前利用静力学和动力学难以对其进行分析。
应用推荐