Plug-weld the connection between the closing panel and the inner light housing under shielding gas.
用气体保护塞焊，焊接封闭板与内侧灯罩之间的接合处。
2
This system can be used to study the plasma accumulation and heating, potential shielding and electrostatical end plug of axial symmetric tandem mirrors.
该装置将开展等离子体积累与加热、电势屏蔽、静电堵漏轴对称串级镜端塞的研究。
3
In order to avoid the pollution of the extracting material and the inconvenience of fetching the plug, a rotating shielding door is used for the purpose of the horizontal tangential channel shielding.