bolting steel meaning in Chinese

螺栓钢

Water storage , factory - coated bolted steel tanks for
储水用加工涂覆螺栓连接钢罐
Bolted steel structure
螺栓连接钢结构50
Discovery on bolt steel mesh shotcrete support technology for mine roadway in luling mine
芦岭矿巷道锚网喷支护技术的探索
Bolt steel mesh anchor shotcrete combined support system applied to construction of ronghua mine inclined shaft
锚网索喷联合支护在荣华斜井施工中的应用
Design and construction technology of bolt steel mesh anchor coupling support for deep mine soft rock roagway
深部软岩巷道锚网索耦合支护设计及施工技术

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