solenoids 

  1. 名詞
solenoid複數: 螺線管
螺線形電導管
圓筒形線圈

    
                        
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例句

                

                    
    
                                                    
  1. 
                                Solenoids are made from coils of wire.                            
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  2. 
                                Normally open and normally closed solenoids .                            
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  3. 
                                Solenoids are inductors, which are coils of wire.                            
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                                The activators are solenoids of one millimeter diameter.                            
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                                Relays, meanwhile, are electronic switches made using solenoids .                            
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