The major metal minerals recycled include tantalum niobite, fine spar, tantalum aeschynite, wolframite and scheelite, which have large density of generally 5 to 7.
主要回收的

物钽铌铁
、细晶石、钽易解石、黑钨
、白钨
,密
比较大,一般为5~7。
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力量-约瑟夫·玛罗德·威廉·特纳 In Athens, the Greek government and the troika of international institutions overseeing its austerity programme have been sparring over what else Greece needs to do to get its next, €8 billion ($11 billion) tranche of bail-out funds.
在雅典,希腊政府和监管其紧缩计划
国际体系三头政治一直讨
:为了获得下一批80亿欧元(110亿美元)
紧急救助资金,希腊还需要做哪些工作。
In his eight years as Ronald Reagan's vice-president, though they had sparred bitterly in the 1980 primaries over Reagan's " voodoo economics" and his callow Hollywood sparkle, he never criticised or upstaged him.
在罗纳德·里根担任副总统
八年里,尽管他们在1980年
初选中就里根
“巫毒经济学”和他幼稚
好莱坞光芒进行了激烈
辩
,但是老布什从没有批评里根或是抢其风头。