stack reduction的意思|示意

Sunder armor will be reduced to three stacks instead of five, and still provide only a 4% reduction in armor per stack.

破甲攻击的层数会由五层降低到三层，每层仍旧提供4%护甲降低。

Fert's team measured a twofold reduction in resistance in a related many-layered stack at low temperatures.

Fert的研究小组测量了在低温条件下多层堆叠，发现了两倍的降低。