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The impulse of thy strength, only less free.
假如我分有你的脉搏，仅仅不如。
youdao
The twice impulse process is employed to change the metallic structure of the resistance welding so as to improve the welding strength.
应用二次脉冲电流，改变电阻焊熔核的金属组织结构，达到提高焊接强度的目的。
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