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And then the functionalized carbon nanotube, partial platinum salt and all transition metal M salt are stirred and reflow for certain time, added with rest platinum salt to continue to reflow, cooled, washed centrifugally, dried and carried out heating treatment in a hydrogen atmosphere, thus obtaining the anchoring platinum catalyst of the transition metal on the carbon nanotube.

然后将功能化的碳纳米管与部分铂盐和全部过渡金属M盐在多元醇溶剂中搅拌回流一定时间后，加入剩余的铂盐继续回流，冷却，离心洗涤，烘干，最后在氢气气氛中热处理，得到碳纳米管上过渡金属锚定铂催化剂。

The preparation process includes the following steps: dissolving activator and RE oxide in the molar ratio of 0.01-0.02 in concentrated nitric acid and heating to dry, dissolving the obtain RE nitrate in deionized water to obtain solution of RE nitrate; dissolving soluble tungstate and surfactant in deionized water to obtain tungstate solution; mixing the RE nitrate solution and the tungstate solution through stirring to reaction for 25-60 min to obtain white precipitate; hydrothermal reaction of the precipitate in a reaction kettle at 100-260 deg.c for 24-72 hr; centrifugally separating, washing and drying to obtain the product.

浓硝酸的加入量保证稀土氧化物溶解就可以，过量的硝酸可以加热除去；将可溶性钨酸盐和表面活性剂溶解于去离子水中，得到钨酸盐溶液，表面活剂性的加入量为反应原料重量的0-30wt％；将稀土硝酸盐溶液加入到钨酸盐溶液中搅拌，发生沉淀反应，磁力搅拌时间为25-60分钟，得到白色沉淀；将含有沉淀物的溶液作为前驱物加入到反应釜中，发生水热反应，反应温度为100-260℃，反应时间为24～72小时；离心分离，洗涤，干燥，即得所需产物。

The synthesis method comprises the following steps: adding 2-( 5-(dimethylamino methyl- 2- furyl methyl sulpho ethylamine and 1- methylthio- 1- methylamino- 2- nitro ethylene with a molar ratio of 1.04: 1 into water, heating to 48- 52 Deg. C, reacting 4.5 hours with a vacuum degree of 0.02- 0.05 MPa, cooling, adding sodium-hydroxide of concentration of 10% to regulate the PH value to 11.0- 11.4, filtrating and cooling the filtrate to 0- 2 Deg. C, crystallizing for 12 hours, centrifugally filtrating, and rinsing filter cake with purity water to prepare wet ranitidine alkali; dissolving ranitidine alkali in alcohol and reacting with chlorhydric acid to prepare ranitidine hydrochloride.

合成方法包括：将摩尔比为1.04∶1的2-(5-(二甲氨基甲基-2-呋喃基甲基硫代乙胺与1-甲硫基-1-甲胺基-2-硝基乙烯加入水中，升温至48-52℃，于真空度0.02～0.05MPa反应4.5小时，反应完毕降温，用10％氢氧化钠溶液调pH＝11.0-11.4，抽滤，滤液降温至0～2℃，结晶12小时，离心甩滤，用纯化水漂洗滤饼，得雷尼替丁碱湿品；将雷尼替丁碱溶于乙醇中与盐酸反应，制备得到盐酸雷尼替丁，产品符合欧洲药典标准。

No heating required, vacuum pump and fast speed centrifugation, low energy cost.

不需要加热，抽真空和高速离心，能耗低，运行费用低。

63C. Maintain water levels in bains-marie high enough to ensure good heating of chaffing dishes.

保持熱水容器中有足夠的水，以确保熱鍋內的食物達到指定保溫溫度。

The research consists of three parts: First is to prepare the five high-purity synthetic evaporite minerals powders, including gypsum, calcite, chalcanthite, nitratine and hydromagnesite, and to verify their phases and purities by XRD. Second is to conduct a series of thermal decomposition experiments of the powders by TGA at various heating rates and isothermal condition.

实验设计上可分为三部分，首先准备符合石膏、方解石、胆矾、钠硝石与水菱镁矿等五种矿物成分之试药等级粉体，再以XRD确认其矿物相是否正确；第二部分以热重分析仪进行等升温与等温条件热分解实验；最后以三种动力学方法分析拟合热重分析所得到的反应数据。

Tsing Hua University Qianxin research, science and thermal processes, the three internal combustion chamber complex structure, so that the fire in three to four weeks chamber reflection, the radiation heat evenly so that the heating surface temperature balance.

青华大学虔心的研究，科学的热能流程，内部三个燃烧室复杂结构，使火在三个燃烧室反射于四周，热量均匀的辐射，使受热面温度平衡。

In their homes heating is an unheard-of luxury - the best anyone does is a charcoal burner, which usually doubles as a cooker, around which family, friends, and two shivering foreigners huddle for warmth in the evening

在他们家里，取暖是一种我们闻所未闻的奢侈——不管是谁，他所能有的就是个炭炉，同时用来烧饭。晚上，围着这个炭炉，一家人，朋友，还有我们这两个冷得发抖的老外挤在一起取暖。

Therefore, check valve in the heating system to study the role of water hammer has a very important practical significance and the academic significance.

因此对止回阀在供热系统中的防水锤作用进行研究具有很重要的实际意义和学术意义。

When heating bolster, it can make people falling asleep quickly and reduce insomnia, and help relieve cold symptoms, head vasoconstriction pain due to chillness and dizziness caused by poor blood supply.

热垫时可快速入睡减少失眠，缓解感冒症状和头部因寒冷引起的血管收缩疼痛以及供血不足引起的头昏。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。