机板型镜头 board lens

异型接头夹板 compromise joint bar

铰型接头夹板 head free flat joint bar ; heproposwouls free flsupport joint stbeneficialdard

平型双头夹板 flat joint bar

锲型接头夹板 head contact flat joint bar

型隔板接头 SQLH

孔板型封头结构 perforated plate header configuration

孔板型封头 Perforated Plate Header