查询词典 Zn

Compared to average compositions of shales, minor elements of phos phate concretions show that they contain more Ba, Sr, V, Cu, Zn, Co and REE and less Zr, Se, Ga, B.

磷结核的主要元素组成表明：与页岩的平均值比较，磷结核中富集了Ba、Sr、V。

The analysis showed that the ZnO films prepared by two-step oxidation show higher photoactive characteristic than that prepared by direct oxidation method.

即先在纯氧气氛中低于金属锌熔点的温度下对制备的Zn膜进行初步氧化，然后再提高氧化温度进行二次氧化。

Joint toxicities of binary mixtures and ternary mixtures of acetochlor and heavy metalsto photobacterium phosphoreum and zebrafishembryos at different proportions(toxic unit ratios of 1∶1,1∶4,4∶1 and 1∶1∶1)were studied.

研究了乙草胺与Cu，Zn(以毒性单位配比为1∶1，1∶4和4∶1以及1∶1∶1构成的二元或三元混合体系)对发光菌和斑马鱼胚胎的联合毒性，采用相加指数法对联合毒性效应进行评价。

The photoisomerization reaction of norbornadiene to form quadricyclane was carried out in a photoreactor in order to study the effects of the structure of the catalysts on their catalytic activity.

制备了Zn掺杂TiO_2、La掺杂ZnO/TiO_2、Ti-MCM-41和MCM-TiO_2催化剂，利用XRD、BET、TEM、XPS、DR UV-vis、FT-IR、N2吸附-脱附等技术对催化剂进行了表征，在光反应器中进行了降冰片二烯异构化生成四环烷的反应，研究了制备方法对催化剂的结构和性能的影响规律。

The photoluminescent intensity of the core-shell nanocrystals was greatly increased after refluxed for a period of time.

不同Zn/Cd会对Mn的掺杂造成影响，只有在低Cd浓度下Mn才能有效的掺杂进入纳米晶。

zinc could inhibit the luminescence rate of photoluminescent bacteria and antagonize MeHg toxicity in certain dose and time.

Zn可以抑制MeHg对发光杆菌发光率的影响，拮抗甲基汞的毒性。

Results: Hedgchlum Coronagium Kocnlg is poisonless and edible, containing a great deal of nutrition, especially proteins such as, Fe, Zn, Ca. It has more essential amino acid than any other flowers and plants. High thickness of Hedgchlum Coronagium Kocnlg juice can improve the mice's heart-rate and enhance the contractility of rats' heart which have been cut from their bodies.

结果：实验证实白姜花无毒可食用；含有各种营养物质，特别是蛋白质、铁、锌、钙含量较高；人体必需氨基酸含量也居其它花卉之首；高浓度原液有提高小白鼠的耐力、减慢大白鼠心率以及增强大白鼠离体心脏收缩力的作用。

So, the upper and lower mineralizing layers were formed in tow different hydrothermal systems, the entire deposit was formed by polygenous hydrothermal exhalative-sedimentation activities.

萨里塔什矿床的碎屑岩和蚀变石英砂岩中富集Co、Ni、Fe和Cd、As、Ba、Sb和Ag等元素，和未蚀变的石英粉砂岩相比石英砂岩在蚀变过程中获得了Pb、Zn、Cd、Ag和Co元素，丢失了Mn、Zr、Ba、V和Cr。

Preinduction of MT by zinc protects the heart from DOX-induced cardiotoxicity, and this effect is possibly correlated with the property of MT on scavenging free radicals in vivo.

Zn诱导MT表达对DOX心脏毒性具有明显的保护作用，其机制可能与MT体内清除自由基功能有关。

Comparison with wild Pteridium aquilinum var.latiusculum,the contents of water and protein cultivated Pteridium aquilinum var.latiusculum were higher in evidence,the contents of Vc and K were a little higher,the contents of Cu and Zn were the same,and the contents of the other nutrition components were lower.

与野生蕨菜相比，栽培蕨菜的水分、蛋白质的含量明显偏高，Vc、钾等的含量略偏高，铜、锌的含量相同，而其他测定营养成分的含量较低。

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。