tubing
1.管类;管子
2.制管材料
3.管道系统
4.管道敷设
sleeve
名词 n. [C]
1.袖子;袖套
He rolled up his sleeves and got down to work.
他卷起袖子开始工作。
2.【主英】唱片套子
The photograph of the conductor was printed on the record sleeve.
指挥的照片印在唱片套上。
3.【机】套筒,套管
及物动词 vt.
1.给...装袖子;给...装套筒