bst365最新正规买球

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Lamp cooling frame
Material: AZ91D
Process:Die casting - Trimming - Grinding - Finishing - Ultrasonic cleaning
The central skeleton
Material: AZ91D
Process:Die casting - Trimming - Finishing - Ultrasonic cleaning
The armrest frame
Material: AM50A
Process:Die casting - Trimming - Finishing - Ultrasonic cleaning
Gearbox housing
Material: AZ91D
Process:Die casting - Trimming - Finishing - Infiltration - Passivation
Display back
Material: AZ91D
Process:Die casting - Shaping - Trimming - Finishing - Passivation
Turning to
Material: AZ91D
Process:Die casting - Trimming - Finishing - Ultrasonic cleaning - Grinding
ebike
Material: AZ91D
Process:Die cast-repair border-precision processing-spray paint