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For a long time,the extraction of gold composition from gold-ore was generally to use the methods of mercurization or cyanidation etc..

长期以来,黄金成分从含金原料中的提取,通常都是应用传统的混汞法或氰化法等方式。

Crumb rubber asphalt concrete leachates contain the organic mixture and metallic contaminants,such as, benzothiazole ,2-hydroxybenthiazoles and 2-(4-morpholino) benthiazole, mercury, aluminum .

橡胶粉沥青混泥土沥出液是一种含有苯噻唑、2 羟基苯噻唑和 2 (4 )吗啉代苯噻唑等有机物化合物和汞、铝等金属杂质的混合物。

Native gold presents in ultra finely grained and in thin schistose form.

采用重选、浮选和混汞的联合流程产出汞金、锑金精矿和白钨精矿三种产品。

One source is from the amalgamation process during refining gold and the other source is from the mercury that associated with the gold deposit.

一是部分岩金矿山和淘砂金者使用的混汞法提金工艺释放大量汞到环境中;另一个是与金矿床伴生的汞在采金过程中被活化迁移到环境中。

The study shows that the amount of mercury released into environment from the amalgamation process is very big. Mercury content in the tailings debris from some individual gold diggers can be near to 300ppm and gold content in the tailings debris can be up to 10.85ppm.

研究证实,采用混汞法炼金散失到环境中的汞量非常大,某些个体采金者的尾矿渣中汞含量可达近300ppm(其尾矿渣中金含量却达10.85ppm),而一般也在几到几十ppm之间。

Mercury contents in the polluted rivers and soils are usually high when it is high in the goldmine wastewater and tailings debris. Because the environment polluted by mercury is very difficult to recover and some biology can highly enrich mercury in their bodies, it is necessary to strengthen manage the tailings debris and ban amalgamation process and the low technique individual gold digger.

金矿废水废渣中汞含量高,则受其污染的河流和土壤中汞含量也相应较高,由于环境汞污染的永久性和难修复性,以及某些生物对环境中的汞有富集放大作用,因此除了加强对已产生的尾矿渣的管理外,还应该坚决取缔混汞法和技术水平低下的个体采金行为。

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Do you know, i need you to come back

你知道吗,我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书,王祥生,李德昌。安徽省首次发现嗜群血蜱。

Chapter Three: Type classification of DE structure in Sino-Tibetan languages.

第三章汉藏语&的&字结构的类型划分。