辅绳。各种直径的尼龙或者合成纤维绳索，通常比攀登绳索细。
Accessory cord - Nylon, Kevlar? or Spectra? cord sold in various diameters, typically smaller than those of climbing ropes.
辅绳。各种直径的尼龙或者合成纤维绳索，通常比攀登绳索细。
Accessory cord - Nylon, Kevlar? or Spectra? cord sold in various diameters, typically smaller than those of climbing ropes.
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