Slide indicator to base of the numbered scale.

将指针移到刻度底部。

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Slide base firmly across cover until it clicks into place.

幻灯片基础牢固，直至覆盖全国的点击到位。

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Slide base firmly across cover until it clicks into place.

幻灯片基础牢固，直至覆盖全国的点击到位。

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