gob pillar 中文意思是什麼
gob pillar
解釋
廢石充填柱-
Bolt with bar and wire mesh cable supporting in driving gob - side entry along water - immersed pillar
水浸煤柱沿空掘巷的錨梁網索支護 -
Application of bolting with wire pillar supporting technology in driving along gob - side entry
錨笆柱支護技術在沿空掘巷中的應用
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