bolted cover 中文意思是什麼
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Bolted cover plate to protect seal and cylinder from the ingress of debris
上蓋板可防止雜物進入缸筒損壞密封。 -
Specification for manhole cover assembly, bolted, semi - flush, oiltight and watertight
半埋入式防油防水螺栓連接人孔蓋組件規范 -
Standard specification for manhole cover assembly, bolted, raised, oiltight and watertight
防油防水隆起的螺栓連接檢查孔蓋組件標準規范 -
Specification for manhole cover assembly, bolted, hinged, semi - flush, oiltight and watertight
半埋入式防油防水螺栓連接的人孔蓋組件規范 -
Standard specification for manhole cover assembly bolted, semi - flush, oiltight and watertight
防油防水半嵌入螺栓連接檢查孔蓋組件標準規范 -
Standard specification for manhole cover assembly, bolted, semi - flush, oiltight and watertight, hinged
防油防水半嵌入螺栓鉸接檢查孔蓋組件 -
Bolted on, top entry single access cover for ease of maintenance
螺栓固定,頂部進入的唯一檢修蓋,便以維護。
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