特殊用法asbestos braided tubing1.石棉编包管extension tubing1.伸长管extreme line tubing1.流线型油管flexible copper tubing1.挠性铜管; 软铜管flexing tubing1.软管; 纯胶管graded-seal glass tubing1.递级封接玻璃管gum rubber tubing1.纯胶管; 软管heat-shrinkable tubing1.热缩性管材lens-fronted tubing1.(带放大的)温度计玻璃管Schellbach tubing1.带乳白蓝背线的玻管