b battery 中文意思是什麼
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The receiver is hooked up through a battery to wires b and c.
接收裝置通過電池接在導線B和C上。 -
The receiver is hooked up through a battery to wires b and c
接收裝置通過電池接在導線b和c上。 -
A wire contacts earth, b wire contacts battery
差線鴛鴦線
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