管结 meaning in English

pipe hitch

The auxiliary switch conducts when the two main switch turn off , and it also operates at zcs conditions . this switch not only helps the main switches achieve zvs , furthermore , it eliminates the oscillation between the transformer leakage inductance and the junction capacitance of two switches
辅助开关管为主开关管实现zvs创造了条件,同时辅助开关管在主开关管关闭期间实现zcs导通,大大减轻了变压器漏感和主开关管结电容之间的振荡。