With the structure, and due to the effect of the decorative fixing ring, the strength of the supporting ring is further strengthened, so that the supporting ring can prevent the tray from deforming.
由于采用这样的结构，由于装饰固定圈的作用，进一步增强了支撑圈的强度，故它能有效地防止盘变形。
With the structure, and due to the effect of the decorative fixing ring, the strength of the supporting ring is further strengthened, so that the supporting ring can prevent the tray from deforming.
由于采用这样的结构，由于装饰固定圈的作用，进一步增强了支撑圈的强度，故它能有效地防止盘变形。
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