Barrel Contact A term in cabling. A barrel contact is an insulation displacement type contact consisting of a slotted tube that cuts the insulation when the wire is inserted.是什么意思_Barrel Contact A term in cabling. A barrel contact is an insulation displacement type contact consisting of a slotted tube that cuts the insulation when the wire is inserted.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句