坑道钻机
; V8 o. U. p& p- I6 jhttps://wenku.baidu.com/view/9dd2c53b6fdb6f1aff00bed5b9f3f90f77c64d5b) ?; m" V! h# x( s; t
https://wenku.baidu.com/view/6da306aa1711cc7930b7168d# E2 |, Q; p, r# [2 ]/ K
, d/ \. t( K' t0 j5 I# H( z凿岩钻机
7 a# S+ N1 V3 ^ x3 o8 j2 G1 khttps://wenku.baidu.com/view/c55c2b15a21614791711286c.html/ i f" ~, |, K$ M" Q
3 T6 u$ ~+ p! c2 a R" o勘探钻机(有结构图)$ T; g, p' i) W" m6 R
https://wenku.baidu.com/view/56adccd676a20029bd642d35.html
# T8 `8 e- s/ N+ S$ L( b, n" P9 M' b) c. p5 z! w$ ~6 _
市政钻机# F" f' ~- x' Y% i& Y. M
https://wenku.baidu.com/view/74edc30c52ea551810a687f3.html |