高空逃生救援必会的绳结

(1:14)

High-altitude escape life-saving knot skills, the method is very simple and practical

(1:5)

High-altitude escape rope knot technique, this method can be used to retract the rope

(1:5)

Knotting skills, how to escape from danger at high altitude, this is a good way!

(1:6)

Share two emergency descent life-saving knots, essential skills for escape

(1:14)

应急救援 高层火灾逃生 高空下降 都能用到的逃生结

(2:59)

10 useful knots in life

(10:31)

The three most commonly used knots in daily life

(3:11)

Automatic rope rewinding method for high-altitude hanging objects, 14 knot skills

(3:55)

Xinda knot teaching teaching outdoor climbing aerial rescue rescue climbing rope

(14:1econd)

If the trailer will not be knotted in emergency, you must see this method, it is too practical

(1:3)

无装备单绳垂降下悬崖，技术分解教学

(3:44)

高塔垂降教學

(5:29)

Knotting skills, three kinds of truck buckles, too practical for truck drivers

(1:33)

Descent rope knot, can be used to escape when encountering danger

(1:18)

下山后回收绳索的方法。高空下降、紧急逃生常用绳结。野外高空逃生下降结。| 生活技能DIY

(3:33)

单套腰结：高空紧急下降常用的一种逃生绳结，学会备用

(58)

高空逃生下降必备的绳结

(38)

高空下降、紧急逃生常用绳结，它是一个救命绳结，每个人都要学学

(1:34)

高空逃生自救繩結

(55)

Firefighters escape and rescue at high altitude, descend the knot, use it after learning

(1:6)

高空紧急下降逃生保命的绳结，逃生必备技能

(1:24)

Outdoor high-altitude descent knot skills

(1:10)

高空逃生下降结，到达地面可以安全收回使用的绳索！

(26)

A kind of knot that is very safe to descend from high altitude, too practical

(1:6)

Spiderman descending knot, the most practical knot for high altitude rock climbing, come and learn

(2:9)

双套称人结，高空逃生下降必备！

(51)

高空逃生下降必备，简单又实用！

(35)

Live pull positioning knot and high-altitude operation drop knot, safe, reliable and practical

(2:33)