knots & lines 090A

出口

题 1 of 1

  剩下的时间


0
428635
0
120
block

按卡将其翻转。

What are four occasions a rope should be inspected?

On acceptance , Before use , After use (rescue and safety ropes), Six monthly





你做对了吗?





428638
0
120
none
428639
0
120
none
428640
0
120
none
428641
0
120
none
428642
0
60
none