The fishing magnet and recycle fishing basket have always been used for fishing the ch ips and sm all junks in the oilwell bottom.

油井井底碎屑和小件落物的打捞一直沿用强磁打捞器和循环打捞篮。

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The magnetic structure aud the working principle as well as the design calculation of the dynamic magnetic circuit of the High-Power Fishing-Magnet are;

本文介绍了强磁打捞器的磁路结构和工作原理及其动态磁路计算方法。

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After Googling "lost keys down sewer" to see what tactics others had used, Mr. Burks thought he could recover his keys with a fishing rod and a magnet, but had neither.

WSJ: Websites Let People Farm Out Chores