mechanical damage

• 机械损伤,硬伤

mechanical damage的用法和样例：

例句

1. Tenacity The galvanized coating becomes a special metallurgy construction, it can withstand the mechanical harm during the carrying and application.
   镀锌层形成一种特别之冶金结构，这种结构能够抵受在运送及应用时所受到之机械损伤。