由一根导线组成的线路的一相或一极。
本文综述了二维电子、量子导线和量子微粒中的电子行为，并指出单子过程在单电子电子学新领域中的可能应用。
This paper reviews the behavior and the basic properties of electrons in two-dimension, quantum wires and quantum granule, and discusses some possible applications in Single Electronics.
目的探讨单根电极导线心室起搏双腔感知双反应方式起搏器(VDD起搏器)的远期临床使用效果。
Objective to inquire into the forward clinical results of ventricular pacing, dual-chamber sensing, atrial-triggered, and ventricular-inhibited (VDD) Pacemaker in an unipolar lead.
该装置通过单盘天平可计算出安培力，并与电流计所示值及裸导线长度做比较，得出定量的结论。
Comparing with the reading of ammeter and the length of the bare wire, quantitative conclusion is obtained.
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