There's a secondary ring here, -and an inner ring.

在这里另有第二圈，另有最内圈。

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At winding, the winding ring and iron core move relatively to directly wind the secondary wire onto the iron core.

绕线时，绕线环与铁芯相对运动，将二次线直接绕在铁芯上。

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In the stability analysis of this vibration, the influence of different face configurations, stiffness of the springs supporting the floated ring and damping of the secondary seal are presented.

在其稳定性分析中给出了不同端面结构、浮环支撑弹簧和二次密封阻尼等的影响。

youdao

The topmost section features a physical volume dial that also serves as a mute switch when pushed, surrounded by a circular cluster of LEDs (for clockwise-flowing level indication) and then a secondary outer ring of capacitive buttons and LED indicators.

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