Core Viewpoint - The article emphasizes the importance of meticulousness and safety in the maintenance of electrical equipment, showcasing a mentorship dynamic that fosters professional growth and a commitment to safety standards in the power supply industry [1][3]. Group 1: Equipment Maintenance - The maintenance work at the 35 kV Xinzhizhan substation highlights the critical nature of equipment inspections, where any oversight can lead to significant safety hazards [1]. - The rigorous testing of the circuit breaker, including resistance and mechanical characteristics, demonstrates the necessity of precise measurements over subjective assessments to ensure operational safety [3]. Group 2: Mentorship and Training - The article illustrates a "pass-on" talent cultivation mechanism within the Shanxi Linfen Power Supply Company, where experienced workers impart their knowledge to younger employees, ensuring the transmission of a meticulous work ethic [3]. - The interaction between the mentor and the apprentice not only addresses immediate technical challenges but also serves as a practical classroom for the latter's professional development [3].