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good job, “selftest and process the transfer location” system and also help to improve the quality of leadership and quality assurance management network system, to participate in the quality of accident investigations feedback, analysis and processing, adhering to the principles of the three left off, put an end to major quality accidents. Sectoral approach is to strive for a successful pursuit of plete and reliable。 my job skills in highfrequency switching power supply is mainly familiar with the theory for the electronic measurement instruments and the flexibility in the use of precision instruments to ensure that, to understand the structure of technology such as