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The standard battery is a chemical battery. Because of its relatively stable electromotive force and good reproducibility, it has been used as a voltage standard internationally for a long time. Used ...
了解详细>>In order to regulate the electromagnetic compatibility of electronic products, all developed countries and some developing countries have formulated electromagnetic compatibility standards. Electromag...
了解详细>>With the rise of multimedia equipment, the International Electrotechnical Commission introduced the new standard IEC / CISPR 32,35. This new standard combines the previous information broadcast accept...
了解详细>>China Quality Certification Center (CQC) and Taiwan Electronic Inspection Center (ETC) signed a strategic partnership agreement during the 6th Cross-Strait Standard Metrology Inspection and Certifica...
了解详细>>In recent years, plastic foam floor mats have gradually become a must-have item for family life. Its beautiful patterns, bright colors, soft touch, and easy to use are very suitable for children to cr...
了解详细>>The U.S. Federal Trade Commission has made a number of amendments to the energy labeling rules, including expanding the scope of application of lighting information labels, requiring indoor air-condi...
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