关节臂 meaning in English
hinged arm
knuckle arm
Examples
- 7 - joint spring - balanced articulated arm
七关节臂 - High accuracy arm with seven joints has a 1 . 12m operating radius making it convenient to operate
高精度的七关节臂，工作半径达1 . 12米使用灵活方便，
hinged arm
knuckle arm