计算结果表明，电流频率越高，集肤深度越小。
The calculation shows that the bigger the electric frequence is, the smaller the skin effect depth will be.
介绍了装置的基本原理，给出了线圈匝数和集肤深度的数学模型。
The basic principle of the device has been introduced, and the mathematic models of coil number of windings and skin depth have been provided.
同时给出了几种不同导体电流密度及透入深度的计算结果 ，得出了半径较大的圆导体在考虑集肤效应时可当作平面导体来处理的结论 。
The paper gives the calculated results of current density and depth of penetration, from which we conclude that the conductor with larger r.
由于邻近效应和集肤效应的影响，感应加热时只是工件中靠近外表皮透入深度为定值的一层直接发热，内部发热很少；
Due to its proximity effect and skin effect, induction heating is only the workpiece near the outer skin penetration depth of a layer of fixed value of the direct heating, internal heating is small;
深度滋润肌肤，帮助肌肤恢复天然水分平衡，改善肤质，增强活力，维护肌肤滋润鲜活的柔嫩触感。
Powerfully moisturize skin, balance natural water in skin, improve skin quality, strengthen skin activeness and keep skin moist, fresh and tender persistently.
深度滋润肌肤，帮助肌肤恢复天然水分平衡，改善肤质，增强活力，维护肌肤滋润鲜活的柔嫩触感。
Powerfully moisturize skin, balance natural water in skin, improve skin quality, strengthen skin activeness and keep skin moist, fresh and tender persistently.
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