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- lock seam tube 卷边接缝管
- Customers can use this bender together with plain locking seam former,round airduct locking seam formers and L-steel round flange bender to complete to complete round airducts thoroughly. 与本公司单平口咬口机和园风管咬口机、角钢卷园机配套使用，可完成圆形风管的全部制作加工。
- The principle of high frequency welding process and method in manufacture of lank seam tubes are elucidated.The process parameters involved in affecting the quality of welding seam are also explained. 论述了直缝钢管高频焊接的工作原理与方法，并对影响高频焊接焊缝质量的有关工艺参数进行了分析。
- He chiseled a hole in the door to fit a new lock. 他在门上凿了个孔，以便装一把新锁。
- This lock can only be opened from the inside. 这把锁只能从里面打开。
- He put the key in the lock and turned it. 他把钥匙插入锁里转动。
- We must put a new lock on the front door. 我们得在前门上安一把新锁。
- Tube can be with seam or without. 管子可以是有缝的或是无缝的。
- Someone has been tampering with the lock. 有人乱动过这把锁。
- Someone has to lock up the house. 总要有人把房子锁起来。
- A seam broke open at the sleeve. 袖子上接缝处裂开了一点。
- She inserted the key into the lock. 她把钥匙插入锁中。
- A display device that uses a cathode ray tube. 一种使用阴极射线管的显示装置。
- He held the test tube in his hand thoughtfully. 他沉思地把试管拿在手里。
- On no account (do you) forget to lock the door. 千万别忘了锁门。
- A torn or split place, especially along a seam. 裂口破损或撕开的地方，尤指沿缝合处
- He kept a lock of her hair as a memento. 他保留着她的一束头发作纪念。
- The machine is used for plug-in locking seams on comers of elbows for rectangular airducts
. 该机用于矩形通风管道弯头部件四角部位的插接式咬合(如图示。 - They tried to use an iron bar to pry open the lock. 他们试图用一根铁棒撬开锁。
- I must buy a tube of toothpaste. 我必须买一支牙膏。
