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1)  high arsenic
高砷
1.
Defined by the characteristics of the ore,made a research of separation flotation of high arsenic copper zinc in Guangxi somewhere.
根据矿物特性,对广西某地高砷铜锌矿进行了浮选分离研究,采用脱碳-优先选铜-锌硫混浮分离的工艺流程,利用FN作砷矿物的抑制剂,有效地解决了铜、锌精矿含砷高的问题。
2.
Gold mineral of some high arsenic is very fine,and it is inclused by .
高砷金矿石,金矿物粒度特别细,属微细粒以下金,金矿物以黄铁矿、砷黄铁矿、脉石包裹为主。
3.
96 healthy wistar rats were randomly divided into 4 groups (24 for each group): The rats were exposed to high fluoride drinking water(100mg/L NaF), high arsenic drinking water (50mg/L As2O3 ) or both together in order to assess the effects of these three factors on the Cerebral development and Learning-memory ability of rats.
分别自由饮用蒸馏水、高氟水(含100mg/L NaF)、高砷水(含50mg/L As_2O_3)和高氟高砷水(含100mg/L NaF和50mg/L As_2O_3),喂常规饲料。
2)  High concentration arsenic
高砷
1.
In this paper,a new technique for treating high concentration arsenic waste water (about 10?000mg/L) has been studied,that is by steps and catalytic oxidation.
为使高砷酸性废水经处理后能达标排放,且不产生二次污染,需要进行分步处理。
3)  high-arsenic
高砷
1.
Based on the characters of structure, land form, hydrogeology, water environment,rock and mineral geochemistry, and so on, this paper has studied the origin of the distribution of high-arsenic water.
本文从构造、地貌、水文地质和水环境、岩矿地球化学等方面特征,论证了高砷水分布区的成因,从而为改水提供了基础。
4)  high-arsenic and high-sulphur
高砷高硫
1.
An enlarged experiment has been made by roasting pretreating and strengthening gold leaching for refractory gold ore of high-arsenic and high-sulphur in the south-east of Guizhou.
对黔西南州高砷高硫难浸金矿进行二段焙烧预处理,采用氧化剂强化氰金进行扩大试验研究。
5)  Hezuo City
高砷水源
1.
[Objective] To investigate the arsenic concentration in the water sources of Hezuo City of Gansu and its effect on the population.
凡筛查确定的高砷水源的自然村,以该自然村为中心采集全部饮用水源检测砷含量。
6)  arsenic & iron slag
高砷铁渣
补充资料:高纯砷烷
分子式:AsH3
CAS号:

性质:纯度99.995%。在常温常压下有大蒜气味,为剧毒可燃气体。在空气中易燃烧并发生爆炸。一般由As与Zn合成生成As2Zn3再与H2SO4反应生成ZnSO4和AsH3,再经几步纯化、液化而得。在半导体工业中用于外延,n型掺杂、扩散和离子注入工艺,以及磷砷化镓薄膜的生产。

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