hinged cover 中文意思是什麼
hinged cover
解釋
鉸接蓋-
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, hinged
防油防水半嵌入螺栓鉸接檢查孔蓋組件 -
The hinged cover protecting the keyboard of a piano
鋼琴蓋保護鋼琴鍵盤的可懸掛的蓋
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