短語(yǔ)詞組短語(yǔ)Concealed d hinge 內(nèi)藏鉸鏈galvanized iron concealed hinge 鍍鋅鉄暗鉸concealed hinge pin 隱藏銷釘;隱蔽鉸鏈銷 返回 concealed hinge