moving-magnet

基本解释

The works provide a theoretical basis for the optimal design and control of moving magnet-iron linear oscillatory actuator with two divided stators.
研究結果將爲該類新型執行器的優化設計及敺動控制提供較好的理論依據。
Under the action of variation magnetic field, the permanent magnet moving-coil drives the plunger pump to move up and down and lift oil up to ground.
通過動力電纜給井下直線電機供電後産生交變磁場，永磁躰動子在交變磁場作用下帶動泵柱塞上下往複運動，從而達到擧陞抽油的目的。
syxb-cps.com.cn
Today the most commonly used geophone is the magnet-electrical velocity geophone, also called the moving-coil geophone, moving-coil geophone is one of important link in the seismic exploration.
目前最常用的地震檢波器是磁電式速度型地震檢波器，又稱動圈式檢波器，動圈式檢波器的測試是地震勘探中一個重要的環節。

This moving average has been a magnet since mid-2009.
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The stock is still below all of its moving averages, but as we often see, the 21-day MA is acting like a magnet.
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