为了解决这些问题，设计专用同轴喷嘴用于钛合金激光焊接。
A special coaxial nozzle was designed to resolve the difficulties of the titanium alloys laser welding.
在划线、组对、测量、焊接方面采用了新的施工工艺，保证了油浆喷嘴的施工质量。
New construction method is adopted in aspects of ruling, alignment, measurement and welding so that construction quality of oil slurry nozzle can assured.
本文设计了一套应用于镀锌板激光填充粉末焊接的喷嘴，并利用纹影仪等手段研究了该喷嘴的最佳保护气流量和最佳粉末束拘束度参数；
This paper designs a new kind of nozzle used for laser welding of zinc-coated steels with metal powder and studies the better modality of shielding gas and the powder beam with schlieren device.
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