If the bar magnet is simply held stationary near the coil, no current is indicated.

如果磁棒单纯静止在线圈附近, 就检测不到电流.

辞典例句

Don't put magnets near credit cards because it might demagnetize them.

不要把磁棒靠近信用卡,可能会使卡消磁.

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The magnetic effect was greater when the rod was lengthwise.

如果磁棒纵向放置,磁场效应更强.

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Antenna coil with Round ferrite bar & holder & 2 winding methods.

天线线圈采用圆形磁棒纸管与双组绕线.

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But the magnet - pigeons were in trouble.

但是磁棒组鸽子却陷入了麻烦之中.

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