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研制出新型数字仪表，通过测量温差，可准确判定电机过热，并具越限报警，自动保护等功能，采用了三线制的测量电路等提高仪表精度的措施，仪表运行可靠，用户反应良好。
Developed a new type of digital instruments, by measuring the temperature, can accurately determine the motor overheating, and with more limited alarm, automatic protection and other functions, using a three-wire measurement circuit to improve the accuracy of the instrument measures, reliable operation of the instrument, the user response is good.