例句與造句

1. It is tested that the most proficiency method is using pulse - controlled magnet core to generate rotating magnetic field , in which the density and frequency of rotating field can be adjusted , the different form of rotating field can be easily achieved , and both magnetic pole and work piece need not rotate during the magnetic abrasive finishing process
   實踐證明，最有效的方法是脈沖控制電磁線圈的方法產(chǎn)生。這種類型旋轉(zhuǎn)磁場的強(qiáng)度和磁場的旋轉(zhuǎn)頻率都可以得到調(diào)節(jié)，磁場的不同旋轉(zhuǎn)形式也很容易實現(xiàn)，而且在研磨加工過程中工件和磁極都無需旋轉(zhuǎn)。
2. It's difficult to find control magnet in a sentence. 用control magnet造句挺難的