金属化

Multi-conductor coupled-line Marchand baluns and broadband frequency doublers and mixers are presented in this dissertation. This research focuses on the development of miniature broadband frequency conversion circuits including frequency doublers, fundamental down-conversion mixer, and IQ-demodulator.

本论文主要是讨论多金属耦合线马逊平衡不平衡转换器及宽频的倍频器及混频器，研究方向是著重於发展包含倍频器、降频器及正交解调变器在内的微小化宽频频率转换电路。

ASpheric FeNi nanoparticles with average diameter of about 70 nm were obtained in the system of cetyltrimethyl ammonium bromide/H_2O,while most of the products were nanofilms/rods with the addition of cyclohexane; nearly monodisperse FeNi nanoparticles with average diameter of about 25 nm were prepared in the system of PEG/cyclohexane/H_2O.With the assistance of ultrasonic,a no-surfactant method to 8.5 nm FeCo nanocrystals with high Ms(＞200.5 emu/g)has been developed with economical FeCl_3·6H_2O as iron sources.

a以水合肼为还原剂在十六烷基三甲基溴化铵/H_2O体系中得到了平均粒径约70 nm的FeNi合金球形颗粒，当在此体系中加入环己烷时样品主要形态为纳米膜/棒；于PEG/环己烷/H_2O体系中制备了单分散性较好的平均粒径约25 nm的FeNi合金纳米颗粒，合金纳米颗粒粒径随金属离子浓度减小而减小。

It also analyzes the influence of aluminum cathode,fluorides and operation of power generation on ecologic environment,verifying that mineral and primary aluminum affect the environment badly.

同时分析了铝用阳极、氟化盐和电力生产对生态环境的影响，验证了矿产金属铝属于高环境代价产品。

To provide: a production method using a catalyst which can substantially suppress leaching of active metal components and exhibit high activity for both reactions of transesterification of glycerides and esterification of free fatty acids each contained in a fat or oil; and the catalyst.

本发明提供了脂肪酸烷基酯和/或甘油的制造方法。所述制造方法使用催化剂，所述催化剂可以基本上抑制活性金属成分的浸出并对甘油酯的酯交换反应和脂肪或油中所包含的各游离脂肪酸的酯化反应都显示出较高的活性。

This thesis mainly focuses on the catalytic carbon-carbon bond formation using gold catalysts.

本论文主要是在研究金属金催化剂，催化环化碳-碳键生成的反应。

In modern chemical engineering, inorganic acids and metal haloids are wildly used as catalysts in esterification, such as sulfuric acid, phosphoric acid and AlCh, SnCU, TiCU.

目前，在工业化生产中，对于酯化反应多采用浓硫酸、磷酸等无机酸或金属卤化物，如AlCl_3、SnCl_4、TiCl_4等作为催化剂。

Could be used as an efficient biosorbent for removal of heavy metal ions from aqueous solution and that the process was strongly affected by pH.

研究发现，溶液pH值对吸附过程有较大影响，最佳吸附pH值在5.5附近；最佳吸附温度为25～35℃；溶液浓度在10～500mg·L^-1范围内，固定化简青霉菌对重金属的吸附随金属离子浓度的增加而增加；吸附过程符合Langmuir等温吸附模型；生物吸附平衡时间约为60min。

Coli. The protein was expressed in a soluble form and as a fusion protein. There was a 6 histidines tag at its amino acid terminus. It was purified by immobilized metal ion affinity chromatography under native conditions.

所表达的蛋白是一种可溶性的融合蛋白，其氨基端带有6个组氨酸的标签，因此可以用固定化金属离子亲和层析法在非变性条件下进行纯化。

The results suggest that the more humified humic acids, the more stability of the complication with metal irons.

说明腐殖酸的腐殖化程度越高，与金属离子形成络合物的稳定程度越大。

Techniques commonly used in the kinetic measurement for metal hydrides and the relative data processing and analysis are reviewed.

并概述了测定金属氢化物氢化/脱氢反应动力学常用的实验技术以及相关的数据处理和分析。

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。