For a long time, because of the improper selection of welding methods and welding technology parameters, the welding quality of the ruggedized computer chassis in our institute has been affected.
长期以来，由于焊接方法及焊接工艺参数的选取不当，严重影响了计算机箱体的焊接质量。
For a long time, because of the improper selection of welding methods and welding technology parameters, the welding quality of the ruggedized computer chassis in our institute has been affected.
长期以来，由于焊接方法及焊接工艺参数的选取不当，严重影响了计算机箱体的焊接质量。
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