The cerusite can be collected by xanthate without sulfuration, however the flotation indexes are not good.在不硫化的条件下,黄药能够浮选白铅矿, 但浮选指标不高.Expounds liquid level control system of flotation machine and its industrial test.介绍浮选...
We disturbed a wild boar that had been foraging by the roadside.我们惊动了一只一直在路边觅食的野猪。Wild boar are numerous in the valleys.山谷里有无数野猪出没。Wild boar readily hybridises with the domestic pig.野猪很容易和家猪杂交。...
They advocated a scattergun approach of posting dozens of letters.他们主张采取向四处随意邮寄大量信件的方式。He was rewarded with a posting to New York.作为奖励，他被派往纽约工作。Officials began posting warning notices.官员们开始张贴警告。...
他的病情未见好转, 反而更恶化了.He was no better, but rather grew worse.如果通货膨胀更恶化,其后果将不堪设想.If inflation becomes much worse there will be the devil to pay.最近她的病况更恶化了.She has been taken worse recently....