how to improve the success rate of meter reading methods and measures. Tenth, eleventh chapter explains in electronic energy meter performance testing in confusing error problem.
2013年9月6日星期五
Reduce the adverse effects of electromagnetic waves, it is necessary to develop self-protection
Reduce the adverse effects of electromagnetic waves, we must cultivate the habit of self-protection. General Electric Co has sold "electromagnetic test pen", you can easily measure the intensity of mcb circuit breaker waves, as long as more than the standard warning is issued, the user should be kept away until the warning disappears analyte. To detect electrical circuit breakers radiation or electric transformer waves, you can also take a more convenient way is to use home and small can receive AM (amplitude modulation) radio channels open after no broadcast channels tune in place, and to be close to the measured TV, refrigerator, microwave oven and other appliances or computer, if you find the radio noise that came abruptly, indicating that the appliance is surrounded by a strong electromagnetic radiation. After going some distance, the noise will restore the original small amount of noise;
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