水胀式锚杆和W钢带联合支护是一种新型支护形式。
Water swelling anchor Combined with W-type steel band is a new supporting form.
钢筋网壳结构是软岩巷道支护工程中一种新型的支护形式。
The reinforced shell structure was a new kind of supporting forms in the soft rock tunnel supporting engineering.
钢筋网壳结构是软岩巷道支护工程中一种新型的支护形式。
The reinforced shell structure is a new kind of forms in the supporting engineering for soft rock tunnel.
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