The end of lead-acid battery discharge, the vottage drop, positive and negative active materials transform into (_______________).
Answer(s): D
Which of the following is the correct indication of a fixed valve-regulated lead-acid batteries with 2V single cell, rated capacity of 800Ah?
In the process of construction, carry out the debris splash operation, should use (_______________).
Answer(s): C
There are three different categories of earthing (TN, TT and IT) in low voltage distribution systems. The second capital letter represents (_______________).
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