砷

From results of pot and laboratorial experiments, and field investigation, it showed that behaviour of As in soil-plant system was related to soil pH.

盆栽试验、吸附实验和调查研究表明，砷在土壤-植物系统中的变化与土壤pH值关系密切。

Emulsifying calcium carbonate, lead, arsenic gong 0.5 PPM 880 yuan/ton, 5 tons, 8,000 yuan/ton.

乳化碳酸钙，铅砷贡小于0.5ppm，8800元/吨；5吨以上，8000元/吨。

According to the description of their physical and chemical features in ancient documents, they are undoultedly two different minerals, that is, lead chromate should be As2S2 while arsenic disulfide should be PbCrO.

根据古文献中对石黄与雄黄的物理和化学特性的描述，它们无疑是两种不同的矿物，雄黄应是鸡冠石，即二硫化二砷(As2S2)，石黄应是属于铬合物的铬酸铅。

For example, white stains have MgO, hydrotalcid, alumian, containingborates calcium、 dionide, zinc oxide, arsenic, antimony oxide, silver, cerium compounds; red stains have basic lead chromate, lead kind of uranium yellow and oxymatrine of lead uranium, uranium, ND salt Cassius A50, red iron oxide and molysite CD、CU、 se reaumuria, electrolyic, MN, and so on.

例如，不黑色着色剂有氧化镁、碳酸镁、氧化铝、硼酸钙、氧化钛、氧化锌、砷酸、氧化锑、金属银、铈化合物；白色着色剂有碱式铬酸铅、铅种铀黄和氧化铀、铀酸铅、钕盐卡修斯紫金、赤氧化铁和铁盐、镉硒赤、氧化锰、锰等。

Among the substances in third-hand smoke are hydrogen cyanide, used in chemical weapons; butane, which is used in lighter fluid; toluene, found in paint thinners; arsenic; lead; carbon monoxide; and even polonium-210, the highly radioactive carcinogen that was used to murder former Russian spy Alexander V.

三手烟中的物资包括用于制造化学武器的氢氰化物，轻质石油的丁烷，涂料稀释剂中的甲苯，砷，铅，一氧化碳，甚至还有谋杀了前苏联间谍亚历山大利维尼柯的极具放射性致癌物资钋210，三手烟中11种组成物质都是高致癌物资。

A non metal lic element,such as arsenic,that has some of the chemical properties of a metal .

准金属，类金属具有一些金属化学特性的非金属元素，例如砷

Zhong Liman and other forensic analysts have detected arsenic in the hair of Guangxu's body by modern experiments so they believed that Guangxu died of 'acute gastrointestinal arsenic poisoning'.

钟里满等专家，利用现代精密仪器，对光绪帝头发上的砷含量进行测定后认为，光绪帝死于"急性胃肠型砒霜中毒"，学界多数人的认识为之一变。

Objective To investigate the effects of a wide range of concentrations of As2O3 malignant lymphoma cell lines.

目的研究不同浓度的三氧化二砷对恶性淋巴瘤细胞株的影响。

We have investigated magneto transport in gated GaAs two-dimensional electron gases.

我们研究了具闸极的砷化镓二维电子气之磁传输。

Objectives To detect the methylation of P15(superscript INK4B) gene in patients with myelodysplastic syndromes and to investigate the demethylating effects of decitabine and arsenic trioxide (As2O3). Methods The bone marron mononuclear cells from 14 MDS patients were collected.

目的 检测骨髓增生异常综合征患者P15(上标 INK4B)基因甲基化状况；探讨5-氮杂－2'-脱氧胞嘧啶和三氧化二砷(As2O3)对MDS患者细胞的去甲基化作用。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐