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Wuxin three-arm rock drilling rig is used in Baoping Expressway Qinling Tiantaishan Extra-long Tunnel

Wuxin three-arm rock drilling rig is used in Baoping Expressway Qinling Tiantaishan Extra-long Tunnel

Classification:
rock drilling jumbo
Release time:
2022/03/11
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Wuxin three-arm rock drilling rig is used in Baoping Expressway Qinling Tiantaishan Extra-long Tunnel

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