The results indicate that defect free joints with excellent appearance could be acquired by continuous laser welding with flowing helium from top and back sides.
研究结果表明，连续激光氦气双面保护可以获得保护效果可靠、无缺陷、成型良好的焊接接头。
2
Objective To explore surgical procedure for the treatment of acquired ear defect.
目的探讨获得性耳廓缺损的手术修复方法。
3
The value of width can be acquired ingeniously by using duplex latch mode while there is a hole defect in the steel plate.