... 联成结组To rope up 自我保护Self belay 保护地点Belaying point ...
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self-belay 自我保护
Self-locking belay devices 自锁保护器 ; 自锁维护器
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My rope caught me after a few feet the first time I was sure my self-belay system actually worked.
WSJ: Training for the Big Wall | By Michael J. Ybarra
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模块上移
模块下移
不移动