电阻

• Electrical resistivity is used widely as a measure of brine saturation in rocks .
  电阻率被广泛地用于测量岩石中的矿化水饱和度。
• Thermistors are semiconductor devices whose resistance varies with temperature .
  热敏电阻是一种半导体元件，它的电阻随温度而变化。
• The effect is the same as that of placing a shunt resistor across the active gage .
  效果相当于跨工作应变片加了一个分流电阻器一样。
• Two basic forms of the resistance strain gage are the bounded and the unbounded types .
  电阻应变片有粘贴式和非粘贴式两种基本形式。
• When resistance in the circuit exceeds 140 ohms, the reading is not completely dependable .
  网路电阻超过140欧姆时，读数就完全不准了。
• Resistance thermometer bridges may be excited from either a-c or d-c sources .
  电阻温度计电桥的供电可以是交流电源，也可以是直流电源。
• To melt the charge, radio frequency(induction heating)or resistance heating have been used .
  为了熔化进料，可用射频（感应加热）或电阻加热法。
• The resistivity contours appear much less diagnostic of anomalous bodies below the surface .
  地面下方的异常体，在视电阻率等值线上并无明显的反映。
• Recording units for resistance thermometers are mostly based upon the wheatstone bridge circuit .
  电阻温度计的记录设备基本上是根据惠斯通电桥的电路。
• If the resistance is small, most of the energy is radiated in the form of electromagnetic waves .
  如果这电阻很小，则大部分能量以电磁波形式辐射出去。