Know the drill. A standard lowering station consists of two anchors. If these are equipped with carabiners or open-shut hangers, simply clip in the rope, or drop it over them, and lower.
Know the drill标准的下降点会有两个膨胀锚桩,如果上面有无锁钩环的话,直接将绳锁扣入钩环然后下降(当然,你要确定钩环是安全的!)。
If not, you'll need to tread the rope through a metal chain, ring, or large ring-shaped bolt hanger (never tread rope through webbing or a regular bolt hanger). Start by attaching yourself to both anchors with two quickdraws. The quickdraws should be clipped into the belay loop or tie-in point of your harness with their gates facing in opposite directions. Ideally, the quickdraws should also be long enough to let you hang down, rather then pull out on the anchors. When clipping into a chain, leave the bottom link free for the rope (figure 1).
如果不是,那你就必须将绳子穿过铁链、O型环(龙洞多是此种)、或大孔的耳片(绝对不要将绳子穿过正常大小的耳片内,这样会严重损伤你的绳子!)。首先,先用两个快扣将你自己挂在两个anchor上,而这两个快扣在你吊带上必须是反向的。理想上快扣绳环的长度必须提供你活动足够的空间。而将快扣扣入铁链时,记得预留末端铁环给绳子用。(如图一)
图一
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