查询词典 Zn

But incineration of the electroplating sludge can get remarkable mass decreasing rates as more than 68% for original sludge and more than 30% for exsiccated sludge and high temperature can effectively reduce the lixiviation of heavy metals, but even the lowest lixiviation of Chromium is much higher than the national standard.

焚烧温度、时间和气氛对重金属的析出规律影响各不相同，Ni是唯一没有检测到析出率的重金属，Cr的析出率随着焚烧时间的增加而略有提高，Zn、Cu和Pb的析出率变化规律比较接近，析出率随着温度的增高而增大。

A yeast mannan XP from Zn-containing yeast was isolated and its characteristics and strueture were studied in detail.

本文研究从锌酵母中分离出的酵母甘露多糖XP的特征和结。

This paper takes conchocelis of Porphyra yezoensis as experiment material, analyzes the toxicity of heavy metal ions on 6 parameters of chlorophyll a content, soluble protein content, mannite content, peroxidase activity, malonaldehyde content and the growth of conchocelis. In experimental conditions, samples were exposed to mercuryHg~(2+, copperCu~(2+, cadmium Cd~(2+, plumbumPb~(2+ and zincZn~(2+ at different concentrations and were taken after exposure for different hours.

本文以条斑紫菜丝状体为实验材料，测定条斑紫菜丝状体中叶绿素a含量、可溶性蛋白含量、甘露醇含量、过氧化物酶活性、丙二醛含量及藻体生长情况6项生理生化指标，研究分析了不同处理浓度和不同培养时间下重金属离子Hg~(2+)、Cu~(2+)、Cd~(2+)、Pb~(2+)、Zn~(2+)对条斑紫菜丝状体的毒性效应。

This can be used to explain the changes of reverse transformation temperature AS of martensite in shape memory alloy. And thus, it is proved that the quenched-in vacancies are a main factor for stabilization of marten...

这一结果很好地解释了记忆合金马氏体逆转变温度As的变化规律，从而证明过饱和空位是Cu-Zn-Al形状记忆合金马氏体稳定化的一个主要原因。

Mass loss evaluation,observation of corrosion morphology by scanning electron microscope and electrochemical testing has been conducted on.

由于锌标准电极电位较负(- 0 76V )，在黑色钢材中，总是作为保护电极，Zn因首先腐蚀而将被接触的金属保护起来[2 ] 。

Using green Chinese cabbage as material of pot experiment,the effects of calcium magnesium phosphate and calcareousness on melioration of heavy-metal-polluted soil were studied.

采用盆栽试验方法，研究了钙镁磷肥和石灰对受Cu、Zn污染的菜园土壤的改良作用。

The correlation between peroxidation damage of free radicals and ultrastructural changes of mesophyll cells under the condition of simulated Zn pollution was studied with Ottelia alismoides L.

主要研究了模擬锌污染对水车前叶细胞的自由基过氧化损伤和超微结构的变化，並对二者之间的关係作了初步探討。

Atomic force microcopy, transmission electron microcopy, X-ray diffraction and electron probe are applied to study the microstructure, morphology and chemical composition of the chips, either as-implanted or annealed at different temperatures. It was found that the as-implanted Zn atoms aggregate into clusters scattering about 35 nm beneath the surface of the chips.

利用电子探针、薄膜X射线衍射仪、原子力显微镜和透射电子显微镜，对注入和热氧化后的薄膜成分、表面形貌和微观结构进行表征，探讨了热氧化温度以及注入剂量对纳米ZnO团簇的成核过程及生长行为的影响。

The main results were as follows. The main nutrition bioactive components in Opuntia Milpa Alta were analyzed using chemical and instrumental analytical methods. The results showed that the content of crude protein and fat was 0.65%～0.68% and 0.30%～0.31% respectively. The total content of the amino acids was 6.81%～7.38%, and Glu was 1.08%～1.52%.The contents of pectin and cellulose was 1.47%～1.68%, 0.87%～1.22% respectively. They were oxalate free and rich in Ca 5.6%, Fe 8.06mg/100g, Zn 3.30mg/100g, VB6 5.62mg/100g, low in tannin 0.02%～0.04%.The bioactive matter content such as polysaccharide, polyphenol, and flavone were high, about 1.27%, 63.14mg/100g, 36.21mg/100g respectively.

主要研究内容如下：采用化学和仪器分析方法，对米邦塔仙人掌中的主要营养和生理活性成分进行分析，结果表明，粗蛋白含量为0.65%～0.68%，脂肪含量为0.30%～0.31%；氨基酸总量为6.81%～7.38%，其中谷氨酸含量达1.08%～1.52%；果胶、膳食纤维分别为1.47%～1.68%和0.87%～1.22%；干样钙含量5.6%，铁8.06mg/100g，锌3.30mg/100g；B族维生素丰富，其中干样VB6含量5.62mg/100g；单宁0.02%～0.04%；不含草酸；生理活性物质如粗多糖、多酚、黄酮类物质分别约为1.27%、63.14mg/100g、36.21mg/100g，半乳糖约占多糖中单糖总量的80%；HPLC检测出8种酚类物质，绿原酸含量最多达42.40μg/g，其次是芦丁和槲皮素，其含量分别为25.02μg/g和10.91μg/g。

The content of different mineral had changed differently.

Mn和Zn分别有单峰和双缝两种不同的变化趋势。

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。