查询词典 Zn

O the soil surfaces due to the less proportion of the activable forms. The results of species analysis also indicated that human activities not only led to higher accumulation of some heavy metals, but also induced the increase of their mobility and bioavailabily, which caused a greater ecological risk by these heavy metals.

矿区土壤重金属元素的生物有效性系数结果表明，重金属中Cd、Mn的生物有效性系数最高，Co、Pb、Zn的生物有效性系数次之，Cu的生物有效性系数最低，说明Cd、Mn元素的生物可利用性强，由此带来的环境危害也较大。

The results indicated that:①OVDP Rapeseed harvested 2382kg/hm2 shoot additively and 2219kg/hm2 oilseed, 8.1% less than conventional rapeseed which yielded oilseed singly.②The net income of OVDP rapeseed reached 5221.80 yuan / hm2, 1552.80 yuan /hm2 more than that of CK,or a growth of 42.3% over that of CK.③The shoot of double low rapeseed is rich nutrition ,it excelled in main nutrition indexes such as content of Vc,Ca,Zn,Se, and equalled in total soluble sugar,crude fiber except Iron content,while compared with Yongchuan Red Shoot.

结果表明：①油蔬两用栽培产菜薹2382kg/ hm2，产菜籽2219kg/ hm2，菜籽产量比单收菜籽栽培减产8.1%；②油蔬两用栽培纯收入5221.80元/ hm2，比单收菜籽栽培新增纯收入1552.80元/ hm2，增收42.3%；③甘蓝型双低油菜薹营养丰富，除铁的含量外，其维生素C和钙、硒、锌等微量元素含量明显高于白菜型红菜薹，可溶性总糖、粗纤维等营养指标与白菜型红菜薹相当。

The physiological and biochemical indexes of Alternanthera philoxeroides were investigated with different contents of Zn in Hoagland cultivation.

采用Hoagland营养液加不同浓度梯度的锌培养水花生植株，研究了锌对水花生的生长特性和部分生理指标的影响。

The ultrafine grain ca n be obtained in the billet material due to the large plastic strain and the dyn amic recrystallization during SE.

本文采用Zn-Al合金对这种工艺进行了初步研究，重点研究了变形量对沙漏挤压效果的影响。

Take natural hair loss treatments that include para aminobenzoic acid, Zn, pep, and Mg.

采取自然脱发的治疗，其中包括第氨基苯甲酸，锌，打气，和镁。

The absolute average error between experimental values and theoretically calculated values of zinc equilibrium concentration is 11.37% in ammoniacal ammonium chloride solution.

在浸出过程热力学计算的基础上，根据各杂质元素的精选配合物常数，计算出E_Me~(n+/Me-pH关系，绘制了Zn-NH_3-NH_4Cl-H_2O体系净化过程的E-pn图。

With the methods or the measures of GC-MS analysis,this paper studies the distribution of anthraxolite and the characteristics of biomarkers from the Jinding lead-zinc deposit and discusses the correlation between organic matters and Pb,Zn.

研究了金顶铅锌矿床中碳沥青的分布特征及可溶解有机质中饱和烃和芳烃的生物标志物特征，并进一步探讨了有机质与金顶铅锌矿床的关系，结果表明，无论从纵向还是横向上看，甚至是矿床内部有机质的分布特征来看，均与成矿元素的分布具有一致性。

To monitor and to supplement some trace elements with known effects such as Zn and Se will be helpful for diagnosis and intervention of arsenism.

砷可影响人体内微量元素的平衡，微量元素的失衡可能是砷毒作用的重要机制之一。

In order to provide some scientific data for judging biological toxicity and bioavailability caused by heavy metals in sediments in Guilin, China, for the first time, the authors sampled sediments in different water areas in Guilin, and determined AVS by P-Amino dimethyl aniline dihydro chloride photometry through a set of acidification-ventilation-absorption AVS reaction unit, determined copper, lead, zinc, cadmium and nickel with tomic absorption spectrophotometry, mercury and arsenium with atomic fluorescence, and cipangopaludina cathayensis was selected as the tested species for bioavailability experiment.

首次以桂林水系沉积物为研究对象，通过酸化－吹气－吸收装置，用对氨基二甲基苯胺光度法测定沉积物中AVS含量，用原子吸收分光光度法测定SEM和间隙水中Cu、Pb、Zn、Cd、Ni含量，用原子荧光法测定Hg、As含量。

Ascitic levels of Zn were lower in patients with ovarian and cervical can cer than that benign illness.

同时卵巢癌和宫颈癌患者腹水中锌和钙明显低于良性疾病组，差异显著，分别P.01。

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。