Bjaaland reduced the weight of these older sledges by almost a third by planing down the timber, and also constructed three sledges of his own from some spare hickory wood.
Bjaaland通过刨削将这些旧雪橇的重量减轻了近三分之一沿着木材，还用一些备用的山核桃木制造了他自己的三个雪橇。