2 natural protection should be used for belay anchors where at least 2 , preferably 3 , independent bombproof anchors can be used 2于天然支點(diǎn)上,應(yīng)使用確保固定點(diǎn),同時(shí),該處應(yīng)能使用至少兩個(gè)極穩(wěn)固的固定點(diǎn),三個(gè)更好。
3 additional belay anchors may be installed / replaced where no natural means of protection is available and where the existing belay anchor is inadequate 3當(dāng)某處無法用天然的確保方式,且該處既有的確保固定點(diǎn)不適用時(shí),可另外增設(shè)或替換固定點(diǎn)。