The mathematical model and design method of hot wire sensors at constant voltage or constant temperature are expounded emphatically.
重点阐述了恒压和恒温工作方式下热线式传感器的数学模型和设计方法。
The traditional normal method for charging up storage battery is the constant voltage or constant current charge. In the charging process 10 to 20 hours are used.
传统的常规蓄电池充电方法都采用小电流的恒压或恒流充电,充电时间长达10 ~ 20个小时。
In this method, a constant voltage source (v) is placed in series with the unknown resistor (r) and an ammeter (IM).
在此方法中,恒压源(V)与未知电阻(R)和安培计(IM)相串联。
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