strengthenern.助力器;坚固者
strengthenv.加强;变坚固
strengthen the old road旧路补强
strengthening treatment加固处理
strengthening of sluice水闸加固
strengthening of bridge桥梁加固
strengthening of metals金属的强化
strengthening structure结构加固
strengthening with CFRP环向缠绕加固
strengthen tea industry做强茶业
strengthen partnerships加强伙伴关系
strengthening technique加固技术