Earth Electrode Testing အကြောင်းလေ့လာခြင်း
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14:16
Earth Electrode Testing
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6:09
Dangerous Electric Work Earthing Connection With the Busbar।Electric Work with Expert Electric Men
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17:08
Consumer Unit တလုံးကို ဘယ်လိုတပ်ဆင်မလဲ - အပိုင်း (၂)
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14:36
HOW TO PREFORM EARTH RESISTANCE TEST
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4:18
How to check Earthing is Proper or Not in Home @TheElectricalGuy
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10:38
ဆိုလာချပ်တွေကိုဝယ်ယူရာမှာသိသင့်တဲ့အချက်တွေနဲ့ဆိုလာချပ်ရဲ့name plateဖတ်နည်း
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11:02
UNI T insulation resistance tester အကြောင်းလေ့လာမိသလောက်
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13:30