利用这类材料的电阻率与其自身压应力存在一定对应关系的特性，可以制成性能独特的应力自感知水泥基复合材料传感器。
Using the special performance of this material that between its specific resistance and compressive stress there is a corresponding relationship, a new kind of sensor can be made.
增大电阻率，减小宽度，可改善传感器的灵敏度。
The transducer sensitivity can be improved by increasing the resistivity and decreasing the width.
熔铝电阻率的测量基于电涡流原理，设计了传感器的结构和标定方法。
The measurement of molten aluminum electrical resistivity is based on the eddy current principles. In the system the structure and calibrating method of the transducer is properly designed.
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