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名为Qosina的棉签,其3.6毫米的头部与用胶粘剂处理的聚丙烯手柄采用超声焊接技术进行连接,聚氨酯泡沫头将来自棉花头的受污染程度减少到最低,并且其对于微小
A cotton swab called Qosina, with a 3.6 mm head attached to an adhesive-coated polypropylene handle using ultrasonic welding, minimizes the contamination from the cotton head and minimizes contamination of the cotton head