Modulating the ultrasonic wave, intensity and period of the light pulse will change.
调节超声波，可改变光脉冲的强度和周期。
The result of over 15 years of research and testing, its new Advanced Wave Technology produces a light electrical pulse that optimally tones each muscle group.
测试结果超过15年的研究，其新的先进技术生产的轻型波电脉冲，每个肌肉群最佳的音调。
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