采用这项技术可以从矿石浸出液制备钇富集物.The mentioned technology can be used for producing yttrium concentrate from ore leaching liquor.针对地浸矿山潜水泵提升浸出液的特点,研制了车载式电动提放潜水泵装置.The design sand pump for mine is discussed , and the method of increa...
Why not wipe the slate clean and start all over again?为什么不洗心革面、从头来过呢？The sea was the colour of slate.大海的颜色像石板。The nominating committee laid its slate before the board.提名委员会把候选人名单提交全体委员会讨论....
parlous state危险的状态But the parlous state of the world economy demands nothing less.但是世界经济的危机要求的会更多.There have five rooms two parlous and two toilets.在那里有五个房间二危险的和二厕所....the parlous state of our economy.我们经济的严峻形势She is par...