短語(yǔ)詞組短語(yǔ)Concealed d hinge 內(nèi)藏鉸鏈galvanized iron concealed hinge 鍍鋅鐵暗鉸concealed hinge pin 隱藏銷(xiāo)釘;隱蔽鉸鏈銷(xiāo) 返回 concealed hinge