Study on Improvement of Recovery of Gold and Silver from the Copper Dross Smelting in Reverberatory Furnace;
提高铜浮渣反射炉熔炼金银回收率的研究
Research advances in the reclamation of gold and silver from pyrite slag
黄铁矿烧渣中金银资源利用进展
After that, the copper in leach liquor can be extracted with the ternary extractant mainly containing P204, and the gold and silver in leach residue can be recovered by a process of "cyanidation-replacement of Z.
为避免硫酸烧渣对环境的污染 ,以硫酸烧渣为原料 ,通过添加活性还原剂 ,用废硫酸直接还原浸出铁并制铁黄 ,而后用以P2 0 4为主体的三元萃取剂萃取回收浸液中的铜 ,用全泥氰化和锌粉置换工艺从浸渣中提取金银 ,较经济有效地回收利用了烧渣中的有价金属 ,铁、铜和金的回收率分别达到了 93。
People expect you to hand out something showy when they've decided you're sitting on treasure.
一旦人们确信你是个坐在金银堆上的人,就一定会期望你拿出了不得的东西来。
At Gaixia are three thousand and three hundred ancient earth mounds /The one highest is Gold Hill and next to it Silver Hill stands.
“垓下古堆三千三,数罢金山数银山”即指此事。
And it sits on a huge pile of idle dollars that its own banks are unable to employ fully at home.
坐在一堆闲散美元上,自己的银行确不能很好的使用这些资金。
"Gold or silver in the form of bars, ingots, or plates."
金银条,金银块或金银片。
the precious metals, ie gold,silver and platinum
贵金属(金、银、白金)
KJV] And Tyrus did build herself a strong hold, and heaped up silver as the dust, and fine gold as the mire of the streets.
[新译]推罗为自己建造了堡垒,堆积银子,多如尘沙,积聚精金,多如街上的泥土。
a heap of distorted metal
一堆变了形的金属东西
metallic fuelled gas cooled reactor
金属燃料气冷反应堆
liquid metal cooled reactor
液态金属冷却反应堆
liquid metal breeder reactor
液态金属增殖反应堆
liquid metal fuel reactor
液态金属燃料反应堆
Opening his fist, he exposed a mound of silver coins.
他张开手,露出了一堆宝贝似的银币。
coat with a layer of silver or a silver amalgam.
用银层或银汞合金覆盖。
Issue of heap construction for mechanized gold extraction by heap leaching process in arid and windy area
在风大干旱地区机械化堆浸提金的筑堆问题
A pyramid of stones marked the spot.
那地点用一堆堆成金字塔形状的石头作了标记。
Study on the Overlaying Property and Hot Corrosion Resistance of Fe_3Al Alloy Overlayer;
Fe_3Al合金堆焊及堆焊层的耐热腐蚀性能研究
Heap-leaching for Extracting of Gold from Clay Gold Ore
铁帽型金矿石制粒堆浸提金试验研究
The relative value of silver and gold in a currency system that is bimetallic.
金银比价金银复币位体制中金和银的相对比例
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