单词	ring core
释义	ring core 环形铁芯
随便看	change over contact unit change-over contact unit change-over contact with neutral position change over contact with neutral position change over controller changeover cost change-over cost changeover cue changeover design changeover device changeover equipment change over facility change-over facility change over gate change-over gate changeover gear change over gear change-over gear changeover gear mesh button changeover governor changeover handle change-over key change-over knob change-over lever change over lever 筋2 筋3 筋4 筋疲力倦筋疲力尽筋疲力竭筌筌2 筌4 筍 47842 47843 47844 47845 47846 47847 47848 47849 47850 47851