Metods A total of 36 patients with duodenal injuries used double seam, duration rinse exude and generalization treatment after operation .

方法：对36例十二指肠损伤患者采用双层缝合持续冲洗等综合治疗。

The heating and other technical characteristics as well as procedure parameters are introduced in this paper for bicycle wheel - tyre double seam high speed welding.

介绍了自行车车圈双面双缝高速次级整流缝焊新工艺、新设备，并对其加热特点、技术要点及焊接参数等问题进行了探讨。

A new process of high speed seam welding with secondary rectification for double seam possesses good weld quality, high welding speed, smooth bead and low consumption features.

双缝高速次级整流缝焊是一项新工艺，具有焊接质量好、焊接速度快、焊缝表面光洁及能耗低等优点。

Double-seam is the most important link in canning manufacture technical process, and the seam roller is one of the most core and important components on the can seamer.

二重卷边是金属罐制造工艺流程中最重要的环节，卷封滚轮是封罐机上最核心、最重要的零件之一。

Based on the new viewpoint of the interaction between solid deformation and gas leak flow, the mechanism of gas leakage in double deformable coal seam can be understood.

应用煤岩体变形与煤层气(瓦斯)越流相互作用的新观点，研究了双层系统煤层气越流运移的机理。

An automatic seam tracking system of welding robot based on double-mode control is presented.

该文提出了一种基于双模控制的焊接机器人焊缝自动跟踪系统。

The results of experiments prove that the automatic seam tracking system based on double-mode control can realize real-time automatic seam tracking of the welding torch of welding robot.

实验证明，基于双模控制的焊缝自动跟踪系统可以实现焊接机器人焊枪对焊缝的实时自动跟踪。

The residual stress in a heavy caliber X70 double-surface straight-seam submerged arc tube was measured using the piece-cutting method.

用切块法实测了某大口径X70双面直缝埋弧焊管内的残余应力。

Zip insertion by the semi concealed method is very similar to the double lapped seam.

用（半隐蔽）的装拉链方法与双搭缝非常相似。

This paper introduces the producing and technology characteristics of the square and rectangular double-welded seam pipe. And designing of the pass parameters of the cold-bent channel steel.

介绍了双焊缝方矩形钢管生产技术的特点及冷弯等边槽钢孔型设计参数。

Adopt double pre-scoring when working, then do final scoring, reduce scoring Seam broken, suit for poor quality carton sheet manufacture.

分切前后采用两次预压送纸，最后压线成型降低纸板的爆线率，适用于劣质纸的加重箱板的成型。

Double-adhesive latex seam-sealed construction.

双重粘合乳胶密封构造；