...攀登,裂缝的尺寸有大有小,建议攀登团队带上各种尺寸的保护器材,这样可以爬各种线路;两人或三人的队伍使用双绳(Double Rope)是不错的选择,一次可以下降整个台阶,速度快且丢弃的装备少,但是请留意,8.3mm双绳使用ATC保护时制动效果不太好,有失败的先例...
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double-rope technique 双绳技巧 ; 双绳
double-rope pulley 双索滑轮
double rope grab 双索挖斗
double rope haul 双索拖拉
Double-rope grab 双索抓斗
Double Rope Technical 双绳技术 ; 关于双绳技术
Cableway double rope aerial 双线索道
Grab double-rope 双索抓斗
For descending on single or double rope.
用于双绳或单绳的下降。
The construction and working principle of a newly developed single rope or double rope Semi-scissor type grab are introduced.
介绍一种新颖的单索与双索半剪式散料抓斗的结构和工作原理。
Mechanical timber grab is equipped according to the characteristic of crane, which could be divided into three species, that is single rope, double rope, and four rope.
绳索式木材抓斗按起重机特性适配,常用类型有单索、双索和四索三种。
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