2014年(381)
分类: 信息化
2014-05-09 17:32:29
Intuitive , thermostat is due to produce electricity equipment , it is the use of pressure thermometer, the temperature increase in the lower limit pointer, using a temperature indicator and temperature indicator on the lower trigger, causing the circuit to open and shut off, and reverse logic circuit capable of a variety of equipment and compressor protection delay function thermostatic devices.Of course at which play an important role
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