煤炭

刮板链???又称 :刮板链(flight chain )???刮板和圆环链链段的组件。分“中单链刮板链(single center chain )”、“ 中双链刮板链(twin center chain)”、“边双链刮板链(twin outboard chain)”、 “准边双链刮板链(twin wideboard chain)”和“三链刮板链(triple chain)”。???