其插座的外侧也有一个圆形绝缘护套，护套中也有一个环形间隔槽。

A circular insulation sheath is also arranged on the outer side of a socket. An annular interval groove is also arranged in the insulation sheath.

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该计时器轮实现的槽位时间间隔(si)可以使用no选项和timer_wheel_tick来进行配置。

The slot interval (si) of the timer wheel implementation is configurable using the no option with timer_wheel_tick.

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在将具有某个计时间隔的新的计时器，如ti(时间间隔)，添加到这个计时器轮时，将计算出这个新计时器的槽位ts(计时器槽位)，具体如下所示。

When a new timer with a timer interval, such as ti (time interval), is to be added to this wheel, the slot for the new timer, ts (timer slot), is calculated, as follows.

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