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The preparation method is characterized in that:(1) at minus 10 DEG C to 10 DEG C, a chloroauric acid solution with a certain concentration is added into a nano-Pt/C catalyst by ultrasonic or stirring mixture and the atomic ratio of Pt to Au is controlled between 18:1 and 5:1;(2) a small amount of monohydric alcohol or dihydric alcohol or trihydric alcohol of C1-C3 is added and is stirred at minus 10 DEG C to 10 DEG C for 10 min to 5h, so as to prepare the carbon-loading Pt-Au bimetallic nano electro-catalyst;(3) if necessary, the catalyst obtained by the step (2) is treated for 0.5 to 4h at high temperature ranging from 100 DEG C to 700 DEG C in the inert or reducing atmosphere, so as to adjust and control the grain size of the Pt-Au bimetallic nano electro-catalyst.

本发明涉及了一种高稳定性碳载Pt-Au双金属纳米电催化剂的制备方法，其特征在于：(1)在-10～10℃中，将一定浓度氯金酸溶液加入到纳米Pt/C催化剂中经超声或搅拌混合，控制Pt∶Au的原子比为18∶1-5∶1；(2)添加少量C 1 -C 3 的一元、二元或三元醇类，在-10～10℃下搅拌10min-5h，制备了碳载铂金双金属纳米电催化剂；(3)视需要，可将步骤(2)得到的催化剂在惰性气氛或还原气氛中经100～700℃高温处理0.5-4h，可调控Pt-Au/C双金属纳米催化剂的粒径。

With the molar ratio of cobaltous nitrate, phenanthroline and Pyridine-3,4-dicarboxylic acid is 1∶2∶1,under the condition of pH=5,heating at 50-60℃ and stirring,the ternary complex of cobalt is synthesized in the methanol solution.

将硝酸钴、邻菲罗啉和3，4-二羧基吡啶按1∶2∶1物质的量比计量，在pH=5和50-60℃加热搅拌的条件下，在甲醇溶液中合成了钴的三元配合物，用元素分析、红外光谱、紫外光谱、热重分析和摩尔电导率对配合物进行表征，结果表明该配合物为1∶1型电解质，其组成为[CoⅢ2]NO3.H2O，其中Pydc=

And yet our own good spirit is the very Spirit of God moving and stirring in us, and yet not God, but the Spirit of God breathed into a creaturely form; and this good Spirit Divine in its origin, and Divine in its nature, is that alone in us that can reach God, unite with him, be moved and blessed by Him.

我们良善的灵是神的灵在其中居住并运行的结果，当初神将圣灵吹入被造人的躯体之内，是我们灵命的源头，使我们有属天的本性，也唯有人能接触神，与他合而为一，使他在我们里面有蒙福的运行。

And yet our own good spirit is the very Spirit of God moving and stirring in us, and yet not God, but the Spirit of God breathed into a creaturely form; and this good Spirit Divine in its origin, and Divine in its nature, is that alone in us that can reach God, unite with him, be moved and blessed by Him.

我们良善的灵是神的灵在其中居住并运行的结果，当初神将圣灵吹入被造人的躯体之内，是我们灵命的源头，使我们有属天的本性，也唯有人能接触神，与祂合而为一，使祂在我们里面有蒙福的运行。

And yet our own good spirit is the very Spirit of God moving and stirring in us, and yet not God, but the Spirit of God breathed into a creaturely form; and this good Spirit, Divine in its origin, and Divine in its nature, is that alone in us that can reach God, unite with Him, be moved and blessed by Him.

上帝吹了一口灵气在我们里面，这圣灵有上帝圣洁的本质，藉著祂在心中的运行，我们得以与上帝连合，和祂沟通且得蒙祝福。

8H2O and Y2O3 mixed with ammonia water of 3N levels by means of stirring, sediment, filtering, water, dry and cribration.

8H2O和Y2O3混合物为原料，与浓度为3N的氨水同时混合搅拌，沉淀、过滤、水洗、干燥、过筛，制得的纳米ZrO2粉体。

The results showed: at the reaction temperature of 25～30 ℃,hydrogen pressure of 1.0～1.5 MPa,Vethanol∶Vcyclopentadiene of 5～6∶1,the catalyst dosage of 4 %～5 % and stirring rate of 800 r/min.The conversion of cyclopentadiene was above 98% and the selec...

结果表明，在反应温度25-30℃，氢气分压为1.0-1.5 MPa，无水乙醇作为溶剂，V无水乙醇∶V环戊二烯为5-6∶1，催化剂用量为4%-5%，搅拌速度为800 r/min条件下，反应时间2~3 h，环戊二烯的转化率大于98%，环戊烯的选择性大于95%。

Comparing with using magnetic stirring, better deacidification results were obtained under ultrasonic treatment at 220℃.

在反应温度220℃下，超声处理的脱酸效果优于磁力搅拌，超声处理后的油样性质变化不大。

In order to remove inclusions, rapidly increase the temperature and uniform the component of liquid steel, simulated the flow field of liquid steel in LF, got the better position of argon bottom blow stirring ladle 0.4r～0.45r to improve the effect of deoxygenization and reduce the probability of nozzle clogging.

通过对LF钢液流场模拟，综合考虑夹杂物的上浮去除、快速提温和成分均匀等的要求，确定出最佳底吹氩位置为钢包底部距离中心0.4r～0.45r处，提高了脱氧效果，减少水口结瘤几率。

After casting the net this time, I felt very tired, I went back to the sand, threw myself on the sand, looked over the setting sun on the edge of sky, sun looked like blood, it was so solemn and stirring…At the moment, I thought about two words my deceased grandfather gave me, on the last days, he always sit alongside the chair, and groaned, setting sun is very beautiful, but it was close to dark. So I told my grandfather, this poem was too depressible.

这一次下完网后，我觉得很累，于是当我回到沙滩的时候，我无力的把自己丢在沙滩上，仰望天边的残阳，似血的残阳让人有一种英雄迟暮的悲壮……在那一刻我想了我曾送给我已故爷爷的两句话，在我爷爷最后的日子，他经常一个座在靠椅上叹息：夕阳无限好，只是尽黄；于是我跟爷爷说：这样诗句有点消沉了。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。