求翻译：婴儿纸尿裤主要是由无纺布+PP料通过超声波复合而形成。超声波行棉机即超声波裥棉机是利用高频率振荡由焊头将声波传送至工作物熔接面，瞬间使工作物分子产生摩擦，达到布料与布料、布料与化纤棉、塑料薄膜与塑料薄膜等材料，面料和喷胶棉、无纺布、海棉等材料的熔接，从而完成焊接。是什么意思？

Baby diapers by the non-woven + pp material by ultrasonic compound and the formation. Namely ultrasonic ultrasonic line cotton pleated cotton is the use of high frequency oscillation by the welding head to transmit sound waves to the work material welding surface, and instantly make the work of mole

Baby diaper mainly +PP materials by ultrasonic non-woven cloth, formed composite. Ultrasonic ultrasonic pleat cotton cotton machine machines is the use of high frequency acoustic oscillation by the welding head delivered into the weld surface, moments of molecular friction, to fabric and fabric, fab