cdddd:发几篇旋挖桩的文章
H/Cv ?GJF https://bbs.yantuchina.com/read.php?tid=73834
q -M&f@Il [国家标准]GB/T 21682-2008 旋挖钻机
Vo+d3 https://bbs.yantuchina.com/read.php?tid=64948
O_K@\<;~ https://bbs.yantuchina.com/read.php?tid=65067
0*L|rJf .......
(2020-11-21 21:56) ^c83_93)R