二端是汉语词汇，拼音是èr duān，指两种主意。
无源二端网络 passive two-terminal network
有源二端网络 active two-terminal network
二端等效网络 two pole equivalent network
硅对称二端开关元件 sidac
二端网络 two terminal network ; two-end network
二端标准电阻器 two-terminal standard resistor
二端口 two-port
二端对网络 [电] two-terminal pair network
二端元件 two-terminal element
二端口浪涌保护器 two-port SPD
多个管在第一端部和第二端部之间延伸。
A plurality of tubes extend between the first and second end sections.
用白线结扎硅胶条二端后以胶布固定在鼻旁皮肤上。
Two ends of the rod were tied with a white thread and fixed on the skin near nose with plastic tape.
探讨了任意无源二端电容网络等效电容的一般计算方法。
The general calculation method of equivalent capacitance of arbitrary passive two-end capacitance has been studied.
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