汞

Heavy metal mercury and metalloid arsenic are listed toxic elements in environmental science.

重金属元素汞和准金属元素砷在环境科学中均在有毒重金属之列。

A process for preparation of the potassium methylate with the potassium-mercury amalgam and methanol using Fe/C as catalyst was provided.

本文主要研究了甲醇与钾汞齐在铁/碳催化剂作用下合成甲醇钾的工艺。

In the survey, the researchers did find 13 fish from eight different sites that had very high mercury concentrations – levels of 1.0 microgram or higher – likely indicating a point source.

在这次调查中，研究人员确实发现13鱼，从8个不同的地点有非常高的汞浓度-水平1 。0微克或更高-可能显示出点源。

Although the mostly eaten fish were Tilapia and Milkfish, the total amount of fish and fishery products being eaten are much higher, and it reach to 129.3 grams per day, and the average daily intake of MeHg is 0.44μg/kg day.

分析鱼类及鱼产品之摄食型态，发现受访者普遍喜欢吃鱼，日常大都有吃鱼的习惯，而年纪越大越喜欢吃鱼，常吃之鱼种虽以吴郭鱼、虱目鱼居多，全体鱼类及鱼产品之食用量偏高，达129.3 g/day，而经由此途径之甲基汞暴露量也偏高，达0.44μg/kg day，危害指标HI值超过1的比例（43.6%）也偏高。

In this study, an effectual experimental method to study the minority carrier diffusion characteristics of Hg ~1-xCd xTe photodiodes was presented.

提出了一种对碲镉汞(Hg 1-xCdxTe)光伏器件的少子扩散特性进行研究的有效方法。

Based on the test results,the minority carrier diffusion length of shortwavelength infrared HgCdTe photodiodes operating at room temperature was calculated.

由实验结果估算得到了室温工作的短波红外碲镉汞光伏器件的少子扩散长度。

Molybdenum trioxide sol and gel were prepared via reaction metal Mo powder with peroxo-hydrate solution and they could turn into blue color when irradiated by high pressure mercury lamp.

通过金属钼粉与过氧化氢溶液反应制备三氧化钼溶胶和凝胶，在高压汞灯的照射下，溶胶和凝胶由浅黄色变成蓝色。

Based on these, some typical groups of MSW were collected and analyzed.

在此基础上，收集了一些典型的城市垃圾组分，分别对其作了工业分析和元素分析，测定了其中重金属汞的含量，分析了我国垃圾中可能的重金属来源。

It also classifies them in accordance with the compound method of triazene reagents as follows: reagents diazotizated with sodium nitrite and muriatic acid, reagents diazotizated with nitrosyl positive ion, reagents diazotizated with n-butyrate nitrite.These reagents with high sensitivity and good choice have been widely applied to the determination of microa mounts of cadmium and...

按三氮烯类试剂合成的方法进行分类，分别为在亚硝酸钠和盐酸作用下重氮化的试剂，在亚硝酰正离子作用下重氮化的试剂，在亚硝酸正丁脂作用下重氮化的试剂，此类试剂灵敏度高，选择性好，广泛应用于被镉、汞等过渡金属离子污染的环境样品的分析中。

Thimerosal Induces DNA Breaks, Caspase-3 Activation, Membrane Damage, a n d Cell Death in Cultured Human Neurons a n d Fibroblasts

硫柳汞诱发DNA突变，激活Caspase-3，膜损伤，细胞死亡，在人类神经和纤维原细胞培养中的细胞死亡

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。