16 Videos
电工常识
3 Videos
电工工具（Electrical Tools)
2 Videos
电力工程费用(Project Estimate)
4 Videos
Electrical Calculations
4 Videos
North America 120V/240V Split Single Phase Power System
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About
加拿大阿尔伯塔省高级电工，电气技师
Certified Alberta Canada Master Electrician, Electrical Technician
专注于民用及商业电力系统安装与维护12年
Commitment, Knowledge, Skill and Experience
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