机械螺丝 meaning in Chinese
machine bolt
machine screws
Examples
- Stainless steel high - low thread screws
不锈钢机械螺丝 - Hex head cap screws hex bolts
六角机械螺丝 - Machine screws or nuts and bolts used to attach balance weights are specifically prohibited
特别禁止采用机械螺丝，螺母和螺栓来固定平衡重装置。