electric tension是什么意思 electric tension怎么读
electric tension的用法和样例
- The electric current varies directly with the voltage.
电流与电压成正比。 - The electric tension was such that at certain instants, the first comer, a stranger, brought light.
电压是那么强，以致常有一个来历不明的陌生人在某种时刻突然闪过。
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