the tip of a toe

If tip back bend and toe of heavy labial wire were increased, the molar anchorage preparation can be produced, this is a active reinforced anchorage.

若在颊侧管近中端给粗唇弓加弯末端内收弯及后倾曲，尚可使磨牙进行支抗预备，即起主动支抗加强效能。

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the tip of a toe.

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The pressure injection peg at peg end is injection serosity around pile toe and pile tip to consolidate soil around pile toe and pile tip, and form a enlarge head which carrying capacity was higher than original soil layer, so that can improve carrying capacity of pile.

桩端压力注浆桩主要是通过向桩底及桩端周围注入浆液，加固桩底及桩端周围的土体，形成一个具有高于原土层承载力的扩大头，从而提高桩的承载力。

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