5 When a piton is intentionally removed it should be replaced with a fixed hanger or ringbolt.

5为某因素而特意移除岩钉时，应片或环锚栓加。

Where good natural protection is not available a fixed hanger or ringbolt should replace the piton.

若该处并无良好的天然支点，则应片或环锚栓取代该岩钉。