strengthenern.助力器;坚固者
strengthenv.加强;变坚固
strengthen anchor arm高强锚杆
Strengthen excitation强化励磁
strengthen foundation加固地基
Strengthening concept强化概念
strengthen prevention发展防守
Strengthening Studies加强学习
strengthening of soil土壤加固
strengthened smelting强化冶炼
strengthen management加强管理
Strengthening element强化元素