This machine has the system of fixing the position by optical indicator and ultraviolet radiation sterilization.

机内装有紫外线杀菌，对包装材料进行消毒灭菌；

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This machine has the system of fixing the position by optical indicator and ultraviolet radiation sterilization.

机内装有紫外线杀菌，对包装材料进行消毒灭菌；

youdao