Objectives : To investigate the levels of arsenic exposure of residents in the arsenic polluted areas an.

Objective To find out if there are arsenic pollution and harm in Wushan type fluorosis area.

目的了解燃煤氟污染较为严重的巫山县是否存在砷的污染与危害.

Lead chromate and arsenic disulfide are both raw materials of Chinese traditional medicine and mineral dyestuffs.

石黄和雄黄,既是中国传统的药物原料,也是传统的矿物颜料.

Arsenic is widely distributed in nature and also an important environmental pollutant.

砷广泛分布于自然界,而且是一种重要的环境污染物.

The soluble concentration of arsenic is dependent upon both chemical form and wastewater PH.

砷的溶解度取决于其化学形态和废水的PH值.

The arsenic atoms will be uniformly distributed throughout the crystal when the sample solidifies.

当样品凝固时,砷原子将在整个晶体中均匀分布.

Only a careful physical search for a source of arsenic can provide this information.

只有仔细扎实地寻找砷的来源才能提供这方面的资料.

Strychnine, arsenic, and opium are poison.

马钱子碱 、 砷和鸦片都是毒药.

Arsenic is a poison.

砒霜是毒药.

His wife poisoned him with arsenic.

他的妻子用砒霜把他毒死了.

By imaging-PAM , Photosynthetic performance of Pteris vittata was studied under Arsenic As stress.

利用荧光成像技术研究了营养液培养条件下砷胁迫对蜈蚣草光合作用的影响.

Some common intrinsic semiconductors are single crystals of silicon, germanium, and gallium arsenide.

常用的本质半导体是硅 、 锗以及砷化镓等的单晶.

Hydrogen arsenide released unavoidably during electrowinning with copper electrolyte purified conventionally pollutes the environment seriously.

传统的铜电解后液净化方法电积时不可避免地析出砷化氢,严重污染环境.

This was really exciting because the low-loss region is right at the gallium-arsenide laser emission band.

这实在令人振奋,因为低损耗窗口正处于砷化镓激光器的发光波段.

Gallium arsenide cells of laboratory efficiency up to 21 %, 18 % up to mass production.

砷化镓电池的实验室效率可达21%, 批量生产可达18%.

This paper describes the toxicity and harm of hydrogen arsenide.

介绍了砷化氢的毒性及危害性.

The material is a semiconductor called gallium manganese arsenide.

这种材料是一种叫做镓锰砷化物的东东.

Many sulphides, selenides, and tellurides have the nickel arsenide's NiAs type of structure.

许多硫化物, 硒化物和碲化物具有砷化镍NiAs型的结构.

The paper discusses the solubility of the arsenious sulfide in the nonoxidizahle strong acids.

通过实验讨论三硫化二砷在无氧化性强酸、强碱溶液中的溶解性.

Objective To explore the influence of drinking water endemic arsenism on congenital deformity.

目的探讨饮水型砷中毒对出生缺陷或先天畸形的影响.

To investigate the relationship between genetic polymorphisms in GSTO and susceptibility of arsenism caused by coal-burning .

探讨GSTO基因多态性与 燃煤 污染型砷中毒易感性的关系.