本地纯净下载
纯净官方版513815COM
据悉,事故电梯从上端站向下行驶过程中,对重反绳轮滚动轴承因疲劳剥落失效,出现卡死或卡紧现象,对重反绳轮把力矩传递到其轴上,使轴两侧止挡板各有一个螺栓剪切断裂,导致止挡板轴向定位失效;6 根悬挂钢丝绳从对重反绳轮轴端(轿厢侧)与对重上横梁之间脱出并与对重分离,对重坠落底坑,轿厢失去对重牵引后坠落底坑。
。71.76MB|查看
10.35MB|查看
24.0MB|查看
11.31MB|查看
25.77MB|查看
22.97MB|查看
66.6MB|查看
73.58MB|查看
65.1MB|查看
BY23777,COM33.58MB|2024/05/31
F1.KKU222.XYZ70.42MB|2024/05/31
://WWW,65U2.FUN7.59MB|2024/05/31
尤拉大战丘丘人二维码46.42MB|2024/05/31
BBWMA64.92MB|2024/05/31
WWW,7788SS,COM70.81MB|2024/05/31
三码三期必中一期30.97MB|2024/05/31
酥咔特膳摇摇瘦35.26MB|2024/05/319
JJBBXX22889948.0MB|2024/05/31
PORNHUB下载0.33MB|2024/05/31