查询词典 cadmium

The effects of single lead and cadmium stresses on the growth, lipid peroxidation and antioxidant enzyme system of swamp cabbage Ipomoea aquatica Forsk.

研究了不同浓度水平的土壤铅和镉胁迫对空心菜生长及抗氧化酶系统的影响。

Systematic isopiestic measurements have been carried out at the temperature 298.15K for the mixed nonelectrolyte aqueous solution saturated with an electrolyte {water (A1)+cadmium chloride〓(A2)+sorbitol +sucrose} and the mixed electrolyte aqueous solution saturated with another electrolyte {water (A1)+barium chloride〓(A2)+sodium chloride +ammonium chloride}, taking sodium chloride or calcium chloride as the reference standard.

以NaCl或CaCl〓为参考物，系统地测定了298.15K时一种电解质饱和的混合非电解质溶液{H〓O(A1)+CdCl〓(A2)+山梨醇+蔗糖}和一种电解质饱和的混合电解质溶液{H〓O(A1)+BaCl〓(A2)+NaCl+NH〓Cl}的等压平衡。

In addition, kelp right into the human body also has chelating effect of cadmium.

此外，海带对进人体内的镉也有促排作用。

At a concentration of 0.4 mg/L,cadmium through the medium caused increased lag phase of B.rubens.

镉浓度为0.4 mg/L时，培养基中加入镉造成B.rubens的生长趋缓。

One week after administration of lead acetate and cadmium chloride, the numbers of NOS-positive IC reduced significantly.

给予醋酸铅和氯化镉1周后，NOS阳性的睾丸间质细胞数量明显减少，并随给药时间延长而加重，NOS活性逐渐降低，给药4周后NOS阳性的睾丸间质细胞几乎不着色。

Using the technique for measuring clearance rate of intravascular celleidal carbon, we studied the effects of lead, cadmium, chromate and manganese on the phagocytic function of mononuclear phagocytic system in normal ICR strain mice.

铅、福、铬和锰等重金属在工业生产和日常生活中应用甚广，接触人数众多，但对机体免疫系统尤其是对单核一巨噬细胞系统吞噬功能影响的研究国内外仅有零星报道，且有些结果截然相反。

Coordination compounds of chistosan with Ce,Zr,Pb and Cd were prepared,which were synthesized by the reaction of CTS with cerium nitrate,zirconium nitrate,cadmium sulfate,and lead nitrate in acid systems.

用壳聚糖分别与硝酸亚铈，硝酸锆，硫酸镉和硝酸铅在酸性介质中反应，制备了壳聚糖-Ce、壳聚糖-Zr、壳聚糖-Cd、壳聚糖-Pb四种壳聚糖-重金属离子配合物。

Objective To explore the relationship between cadmium-induced inhibition of splenic lymphocyte function and cell apoptosis in vitro.

目的采用体外作用的方式观察氯化镉引起的脾淋巴细胞功能抑制与镉诱导的细胞凋亡之间的关系。

Under the press of high content of calcium and magnesium in rocks, alkaline karst soil have low available forms of phosphorus and potassium in macroelement, high calcium and magnesium in middle element, enough necessary microelement except available form of boron, and more than 1 mg/kg cadmium of toxic element.

中药材金银花富集钙、镁、磷、钾、铜、锌等元素，对镉吸收低，适宜在岩溶地区种植。马尾松纯林受土壤低有效磷、钾和硼，高有效锌和钙的阻碍以及高镉的轻微毒害为不适宜树种。

A novel stripping voltammetric approach for the detection of cadmium based on magnetohydrodynamics was proposed.

提出了一种基于磁流体动力学效应用于小体积样品中镉的测定的溶出伏安方法。

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。