巷道支护；巷道控制；软岩支护；锚杆 » Galleries support care; tunnel control; soft rock support care; shank 那你可以做什么？ » What can you do?
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soft rock support care 软岩支护
soft-rock support 软岩支护
soft rock roadway support 软岩巷道支护
support of soft rock 软岩支护
support in soft rock excavation 软岩开挖支护
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