heavy metals的例句大全

This project aims to design a heavy metal detection system based on wireless technology and heavy metal sensors. Firstly, the damage of heavy metals and heavy metal detection solutions were introduced.

本文结合了无线技术，基于重金属传感器设计了一套水质重金属的检测系统。所作的工作如下：本文首先介绍了重金属的危害和当前重金属检测的一些技术和解决方案。

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。

In the periodic table, a heavy stepped line divides the elements into metals and nonmetals.

在这个元素周期表, 重踏竖线成金属和非金属元素.

The chemical behaviors of heavy metals in contaminated environment affected by acid rain are reviewed.

摘要综述了酸雨对污染环境中重金属化学行为的影响.

The seed bourgeon, seedling growth, crop yield and heavy metals contents were influenced by contaminated soil.

土壤重金属污染影响了种子萌发 、 幼苗生长 、 作物产量及体内重金属含量,探讨了污染土壤的酶学评价方法.

Fig . 1 Effect of heavy metals on chlorophyll content in leaves of K . candel.

图1重金属污水对秋幼苗中叶绿素含量的影响.

Effects of bone char on uptake and accumulation of heavy metals by three rice sativa L.

在温室条件下采用土培法模拟研究了骨炭对水稻吸收积累重金属的影响.

Gluten, Yeast, Milk Derivatives, Artificial Colors or Flavors, Heavy Metals, Dioxins and PCBs.

谷朊粉, 酵母, 牛奶衍生物, 人工色素或香精, 重金属, 二恶英和多氯联苯.

Toxicants-the heavy metals which may be of concern in mill effluents are copper, chromium, and zinc.

毒物 -- 指与纺织废水有关的重金属铜 、 铬和锌.

FDA tested & approval ( USA ) with 5 micron filtration provides more effective filtration . Reduce organic toxin and heavy metals.

采用符合美国 FDA 标准,孔径5微米的过滤膜处理,可有效去除水中较粗之固体沉淀物,以确保水中混浊度,保持标准.

Neutralizes heavy metals. Use when starting a new aquarium , adding or changing water and adding fish.

中和重金属. 在设缸之初 、 加水或者换水的时候使用.

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。

These wastes may contain a plethora of heavy metals, synthetic chemicals, and other toxic materials.

这些废物可能含有以大堆重金属, 合成化学物质和其他有毒的材料.

Analysis of Heavy Metals in Some Wild Edible Mushrooms from Mountains in Sichuan and Yunan

川滇山区几种野生食用蕈菌重金属含量分析

Analysis of Heavy Metals in Trionyx sinensis Muscles in Zhejiang Province

浙江中华鳖肌肉中四种重金属含量的测定分析

The fluorescent and colorimetric identification of sensors A-F for the common alkali metals, alkaline earth metals, transition metals and heavy metals were tested, it was found that this type of sensors has a good selective recognition ability for Fe+.

通过探针A-F对常见的碱金属，碱土金属，过渡金属及重金属的荧光和比色识别实验发现，这一类探针对Fe3+具有优异的特定选择性识别能力。

Content of heavy metals lead ( Pb) and arsenic ( As) in cigarette flavors were determined by atomic absorption spectrometry ( AAS) with wet digestion.

运用湿法消解-石墨炉原子吸收光谱法，定量检测烟用香精中重金属铅和砷。

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。

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

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。