Using this technology, the leachingyield over 97% and recovery yield of zinc over 92% and separating of lead zinc could be realized.
该工艺浸出率达97%以上，锌总回收率达92 %以上，并可实现铅锌分离。
2
Effects of applying different nitrogen fertilizer on yield, quality and nitrate leaching in soil layer were studied during the cucumber growth period in greenhouse.