The technology and equipment of automatic stop up hole welding with argon gas protection, scavenging welding technique and welding power supply are introduced.
介绍了氩气保护自动堵孔焊技术及其所用设备、换气焊接系统、焊接电源等。
To fill (a hole) tightly with or as if with a plug; stop up.
用塞塞紧，栓紧：用或仿佛是用一个塞子来填紧（一个孔洞）；堵上。
To fill(a hole)tightly with or as if with a plug; stop up.
用塞塞紧，栓紧用或仿佛是用一个塞子来填紧（一个孔洞）；堵上。
I've learned never to deserves to empty the well of my writing, but always deep in the bottom left some water stop, and let the water fountain in the middle of the night to well hole to fill up.
⊙、我已经学会决不要把我的写作之井汲空，而总是在井底深处还留下一些水的时候停笔，并让那给井供水的泉源在夜里把井重新灌满。
I've learned never to deserves to empty the well of my writing, but always deep in the bottom left some water stop, and let the water fountain in the middle of the night to well hole to fill up.
⊙、我已经学会决不要把我的写作之井汲空，而总是在井底深处还留下一些水的时候停笔，并让那给井供水的泉源在夜里把井重新灌满。
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