查询词典 cadmium

The results indicated that effects of cadmium and copper in soil on physiological properties and spectral reflectance of rice were the most significant at tillering stage.

结果表明，镉和铜拌土生长的水稻在分蘖期受到的影响最明显，无论是在生理上还是在反射光谱方面变化都比较显著。

It is concluded that acute cadmium toxication would cause lipid peroxidation and excessive free radical production,and inhibit the activities of antioxidases leading to severe injury of hepatocytes.

镉可引起肝脏脂质过氧化及自由基的大量产生，抑制抗氧化酶的活力，造成细胞的严重损伤。

Mechanism of liver injury in cadmium toxication and protection of metallothionein Jin Huiying*,Hu Huimin,Zhou Young,et al.*Institute of Military Medicine of Nanjing Command,Nanjin 210002

目的 研究脂质过氧化和自由基在急性镉中毒性肝脏损伤中的作用及金属硫蛋白的保护作用。

The authors carried many researches of the feasibility about enriching and separating trace zinc from almost cadmium, and the rate of recoveries of several common metal ions according to this methodo Through repeatedly probed and tried out, at last, a thought as collaborated with traditional methods was established - using diantipyrinylmethane as complex reagent ,with ammonium thiocyanate and zinc forming the triple ionic compound in the medium of hydrochloric acid , extracted by trichloromethane, extracted the organic system by ammonium hydroxide in order to gain zinc .

本文主要研究了从镉基体中富集分离微量锌的可行性，以及采用该方法几种常见金属离子的回收率。通过反复的摸索、试验，最终确立了与传统方法相结合的思路—采用二安替比林甲烷作为络合剂和硫氰酸铵、锌在盐酸介质中形成三元离子缔合物，用三氯甲烷作为萃取剂，最后用氨水作为反萃剂将有机相中的锌洗脱出来与镉分离。

The contents of mercury, arsenic, lead and cadmium in Trionyx sinensis muscles in Zhejiang province were analyzed in this paper.

测定了浙江中华鳖肌肉中总Hg、As、Pb和Cd 4种重金属的含量。

The main objective of this paper is to use Cu,Zn,Cd and oxytetracycline, norfloxacin as experimental toxicants and Cyprinus carpio,Carassius auratus Pengzenensis, Trionyx sinensis as as experimental creature, studied the toxicity of copper,zinc,cadmium to the larval carps; accumulations of copper,zinc in the larval carps.

本研究以三种重金属和土霉素、诺氟沙星为实验毒物，以鲤、彭泽鲫和中华鳖为实验动物，研究了铜、锌、镉三种重金属对鲤幼鱼的毒性作用，以及铜、锌在鲤幼鱼中的积累。

This is by the phosphor in the nature of chemicals contained in the set, for example, tungstic acid coated magnesium, fat, blue light, cadmium borate painted light red hair color.

这是中集在中，例如，钨酸镁涂层，脂肪，蓝光发光的化学性质，镉，硼酸画淡红色的头发颜色。

In addition,during the investigation of cadmium different levels distribution in Typha angustifolia Linn,we find that:l as far as the accumulate ability of different organ in Typha angustifolia Linn are concerned,root sheath leaf.

此外对狭叶香蒲体内镉的化学形态分析表明根和叶中均以氯化钠提取态最高，但在根中以去离子水和乙醇提取态存在的镉含量总和大于氯化钠提取态，表明镉在根与叶的化学存在形态有所不同。

Under hydroponic condition, 5mg I/1 cadmium concentration was the threshold concentration, at which growth of Typha angustifolia Linn was essentially unaffected relative to the control cultures without Cd.

在水培条件下5 mg L~(-1)镉处理浓度可能是狭叶香蒲受毒害的阈值，此浓度远远超过环境中镉的含量，这表明狭叶香蒲对镉具有一定的耐性。

The detected rate and the violative rate of organophosphorous and organochlorine residues in grains 、vegetable and fruit are lower.conclusion some local food in renhua , such as grains and vegetable ,have been contaminated by lead and cadmium .

仁化本地生产的粮食、蔬菜等食物不同程度地存在铅、镉污染问题，应进一步开展铅、镉污染的相关研究工作。

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。