With two diodes in parallel back to back, the circuit will provide protection regardless of the signal polarity.
由于两个二极管反向并联，所以此电路能够对任何极性的信号进行保护。
An arrangement of components in a circuit that splits the current into two or more paths. Used chiefly in the phrase in parallel.
并联一种把电流分成两条或多条通路的联接电路元件的方法。
Its control circuit with double electromagnetic system can ensure synchronous closing, silent and energy saving operation of two contactors in parallel.
双电磁系统控制电路确保两台并联接触器的同步闭合和无声节电运行。
A two-solenoid valve (battery-buffered) is arranged in parallel to the servo circuit.
双电磁阀（电磁缓冲器）和伺服阀回路平行布置。
Specifically, in a parallel-plate capacitor, the circuit is composed of two conductive surfaces with an insulator (glass) between them.
具体地说，在平行板电容器中，电路是由两个导电表面与它们之间的绝缘体（玻璃）构成。
Dielectric strips are provided between the two conductor plates positioned in parallel to each other, and a circuit board is positioned parallel to the conductor plates.
在二个彼此平行放置的导体之间设置介质条，且线路板与所述导体板平行放置。
For the direct power traction systems with full parallel connection, the characteristics of short-circuit impedance is analyzed with method of two symmetrical phases, and the expression is acquired.
对于全并联直接供电牵引网短路故障，采用两相对称分量法，分析电路特征，得到短路阻抗表达式。
For the direct power traction systems with full parallel connection, the characteristics of short-circuit impedance is analyzed with method of two symmetrical phases, and the expression is acquired.
对于全并联直接供电牵引网短路故障，采用两相对称分量法，分析电路特征，得到短路阻抗表达式。
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