heavy metals

Combination contamination of heavy metals is one of important soil contamination types.

重金属复合污染是主要土壤污染类型之一.

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Heavy metals also can be introduced into the food chain by widespread industrial pollution.

重金属也可通过广泛的工业污染进入食物链.

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Content and partitioning and study on removal technology of heavy metals in tentative dredged sediments of Xiamen western harbor

厦门西海域拟疏浚物中重金属含量及其赋存形态与去除重金属污染技术

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Heavy metals such as mercury ( Hg), cadmium ( Cd), lead ( Pb), chromium ( Cr) and arsenic ( As) exist only at a low concentration in the environment.

重金属比如汞、镉、铅、铬和砷在环境中含量很低。

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The role played by functional groups of Laminaria japonica treated by methanol and formaldehyde in biosorption of the heavy metals was investigated Infrared spectroscopy analysis and biosorption experiments show that carboxyl and amidogen groups join in sorption;

用甲醇、甲醛处理海带藻粉，对其吸附重金属时羧基和氨基的作用进行研究，经藻粉的红外光谱及吸附实验的分析结果表明：羧基和氨基均参入了吸附过程；

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A technology of heavy metals removal from wastewater with fluidized bed by inducing crystallization was studied.

研究采取以硅砂为晶核、利用诱导结晶方法和流化床技术联合处理重金属废水，重金属离子去除率可达99%，并且无污泥产生，不易产生二次污染。

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The way of action of the influences on shallow aquiferous system of both sides of the river polluted by heavy metals

河流重金属污染对两侧浅部含水系统影响的作用途径

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Scientists are accumulating evidence of the effects of heavy metals in the environment.

科学家正在积累有关重金属污染物对环境的影响和危害的证据.

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The result had an important reference value to the development of remedy technology of heavy metals soil pollution.

研究成果对土壤重金属污染修复技术的发展具有重要参考价值。

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But the heavy metals in it caused it to weigh as much as 35,000 cars!

但石头中含的重金属使它重约35000辆汽车!

英语晨读30分（高三）

The potential ecological risk index ( RI) and geological acumination index ( Igeo), as the quantitative diagnostic tools, were used to evaluate the pollution degree of various heavy metals in the sediments.

利用潜在生态风险指数（RI）和地质积累指数（Igeo）两种指标相结合的方法对表层底泥中重金属污染程度进行评价。

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The application of stainless steel slag can increase heavy metal content of rape, while the adjunction of weathered coal can inhibit the accumulation and migration of heavy metals to plants.

不锈钢尾渣的施用可增加油菜地上部和地下部重金属含量，风化煤的添加可抑制重金属在植物体内的累积及迁移。

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Soil polluted by heavy metals is air-dried and sifted.

将受重金属污染土壤自然风干,筛分制备土壤样品.

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Appearance, Loss on drying, Total Ash , Assay , Heavy Metals, Arsenic, Microbiological.

性状, 干燥失重,含量, 总灰分, 砷, 重金属,微生物.

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Heavy metals, such as iron and lead, make good gamma-ray shields because of their high density.

重金属像铁、铅等由于密度很大,都是防护γ射线的最好的防护材料.

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Avoid exposure to heavy metals like lead.

避免与重金属铅接触.

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I'm going to have to find an apron and make real food happen daily for my children, lest they be poisoned by phthalates, dextrose and heavy metals while I'm pretending to be Jessica Lange.

我必须去找个围裙，每天给孩子们烹制真正的食物，以免在我把自己假想成杰西卡·兰格时，孩子们被邻苯二甲酸盐、葡萄糖和重金属毒害。

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The Disposal of wastewater containing heavy metals brings out long-term environmental pollution.

重金属废水的排放带来了 长期 的环境污染.

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Lysosome and cellular plasmid are activated to restrain activity of heavy metals.

溶酶体和细胞质粒抑制重金属活性.

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The geochemical behaviour of heavy metals in river and its effect on shallow aquiferous system of both sides of the river are studied by theoretic calculation and experiments.

通过理论计算和实际试验，研究和分析了河流中重金属元素的地球化学行为及其对两侧浅部含水系统的影响。

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OBJECTIVE To investigate the content of heavy metals in Actractylodes Macrocephala AMK.

目的考察白术药材的重金属含量情况.

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Heavy-metal contamination By heavy metals or their compounds caused by environmental pollution.

重金属污染由重金属或其化合物造成的环境污染.

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After cost accounting of economic benefit, this article puts forward the improvement scheme of wastewater containing heavy metals.

经过成本经济效益核算之后，本文还提出了重金属废水的改进方案。

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Another important group of toxic water pollutants are heavy metals.

另外一组重要的有毒的水中污染物是重金属.

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Heavy metals contamination is the main type of soil contamination.

重金属污染是土壤污染的主要类型之一.

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Research on technology of biosorption of heavy metals

重金属的生物吸附技术研究

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Other pollutants under study include the metallic elements called heavy metals.

其他一些正在被研究的污染物包括重金属元素.

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Study on the New Technology of Heavy Metals Removal from Wastewater by Harmless Treatment

重金属废水无害化处理新工艺研究

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Some traditional artists'pigments were compounds of heavy metals.

一些传统艺术家的颜料是重金属混合物.

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Study on the use of Azotobacter sp. as an index for the determination of the toxicity of heavy metals in soil

利用固氮菌为指标确定土壤重金属毒性的研究

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