使用8号鉛絲来做断面索,不但价錢比鋼絲索便宜,就地可以购到,同时可以不用加油擦洗,經济实用,只是鉛絲容易拉长,有造成起点距誤差的缺点,但是,只要我們在使用过程中經常注意改正,这个缺点是可以克服的。我站的做法是: (1) 在未开始挂起点距标志牌前,必須先装好 The use of 8 lead wire to do cross-section cable, not only cheaper than wire rope, can be purchased locally, at the same time without the oil scrub, economical and practical, but lead wire easily elongated, causing the starting point from the error of shortcomings, but as long as we are Often used to pay attention to the process of correction, this shortcoming can be overcome. My approach is: (1) Before starting to suspend the signboard, you must first install it