Electrical and electronic engineering mainly includes the basic concepts, laws, and analysis methods of circuits, transient analysis of circuits, single-phase sinusoidal AC circuits, three-phase circuits, semiconductor basic knowledge, transistors and basic amplification circuits, integrated operational amplifiers and applications, foundations of digital logic circuits, logic algebra and logic functions, combined logic circuits, and sequential logic circuits. Supplement: The Electronic and Electrical Engineering major is a discipline that cultivates composite technical talents with basic knowledge of electronic technology and electrical engineering, who can engage in the maintenance, manufacturing, and application of various electronic equipment, power production, and electrical manufacturing and repair
Function of testing report:
1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report
2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms 3. Used as a sales report: issuing legally effective testing reports to make consumers more confident 4. Papers and research: Provide professional personalized testing needs 5. Judicial services: providing scientific, fair, and accurate testing data 6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problemsBaijian and testing process:
1. Telephone communication and confirmation of requirements
2. Recommend solutions and confirm quotations 3. Mail samples and arrange testing 4. Progress tracking and result feedback 5. Provide reports and after-sales service 6. If urgent or priority processing is requiredTesting and testing characteristics:
1. The testing industry is fully covered, meeting different testing needs
2. Fully cover the laboratory and allocate localized testing nearby3. Engineers provide one-on-one services to make testing more accurate
4. Free initial testing, with no testing fees charged
5. Self service order delivery for free on-site sampling
6. Short cycle, low cost, and attentive service 7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc 8. The testing report is authoritative and effective, and is generally used in China