特殊用法bifurcated launder1.分叉流槽discharge launder1.卸载槽enclosed launder1.闭式流槽feed launder1.加料[进料]流槽heated launder1.热流槽insulated launder1.绝热[保温]流槽lead-lined launder1.衬铅流槽leadreturn launder1.返铅流槽open launder1.开式流槽overflow launder1.溢流槽primary launder1.初洗槽rewasher launder1.再洗槽tap-hole launder1.放出口流槽, 放液流槽tapping launder1.出铁流槽