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The research, the research on water resource sustainable utilizing in Lijiang valley, which is one of essential scientific research on water resource exploitation, utilizing and protection afforded by the department of the science and technology of GuangXi Autonomous District for ZhuangZu People, and the 863 major science and technology item administration office which is leaded by the department of science and technology of the Peoples Republics of China also give some sustentation fund.

以可持续发展思想为指导，以优化流域水资源系统结构和功能为着眼点，针对水资源系统存在的问题进行调控，建立适合漓江流域特点的水资源系统调控模式，确保流域水资源满足经济社会协调发展的需要，实现流域水资源的可持续利用，具有重要的理论和实际意义。

Thermal insulation and sound insulation pipe materials produced with Fuerda glass wool by formation through curing by applying pres-sure and heating after applying thermosetting cement are widely used for thermal insulation and heat preservation of thermal piping, cold water and hot water piping and steam piping in electric power, petroleum, chemical industries.

富尔达公司生产的玻璃棉施加热固性粘结剂，通过加压、加温固化成型的板材，适用于和种不同规格空调风管及其他风管的保温与隔音，表面可粘贴铝箔等贴面，具有保温效果好、容重轻、阻燃、抗振吸音等优异性能。

The results showed: when TLC solvent system was: chloroform - methanol - diethyl amine = 90:9:1, alkaloids from lotus leaves were well isolated, and five components were isolated and identified by spraying Dragendorff reagent. The optimal conditions of HPLC solvent system were: methanol- water - diethyl amine = 75:25:0.0125. Under the conditions, components of alkaloids from lotus leaves were separated very well, and ideal RP-HPLC peaks were obtained.5、Methods of High Speed Counter Current Chromatography and preparative High Performance Liquid Chromatography applied to identify and purify alkaloids from lotus leaves were set up. When solvent system of HSCCC was: chloroform - methanol - water (pH=4.00)= 4:3:2, speed of chromatogram was 700rpm, flow speed of the mobile phase was 2mL/min, four pure components relatively were attained by isolation and purification.

结果表明：薄层层析溶剂系统为氯仿：甲醇：二乙胺=90：9：1，使荷叶中的生物碱达到了较好的分离效果，并用改良的碘化铋钾试剂喷雾显色，共分离鉴别出了5种荷叶生物碱；分析型HPLC分析检测的较优溶剂系统为甲醇：水：二乙胺=75：25：0.0125，使荷叶生物碱的各个组分达到了基线分离，并获得了较好的峰形。5、建立了高速逆流色谱和制备型HPLC技术分离纯化荷叶生物碱的具体方法。H(来源：ABC46论文网www.abclunwen.com)SCCC法在溶剂系统为氯仿：甲醇：pH4.00的水=4：3：2，色谱仪转速为700rpm，流动相流速为2mL／min的条件下，分离纯化得到了4个纯度较高的化合物。

The results showed that by using ethanol-alkali method to prepare cold-water-soluble starch, the impact of ethanol concentration and reaction time on the solubility of wheat granular cold-water-soluble starch was significant; the appropriate preparation conditions for wheat cold-water-soluble starch was on the reaction temperature of 65℃, ethanol concentration of 80 mL/l00 ml, reaction time of 80 min, alkali concentration of 10 g/100 ml, under this condition the solubility of the product was up to 81.44%.

结果表明：采用乙醇－碱法制备小麦颗粒状冷水可溶淀粉，乙醇体积分数和反应时间对产物溶解度的影响显著；小麦颗粒状冷水可溶淀粉的适宜制备条件为反应温度65℃，乙醇体积分数80%，反应时间为80min，碱浓度10g/100 ml，其溶解度可达81.44%。

The emulsion quartz stone material protective agent's solute has certain active multi-compositions and so on of functionality siloxanes and fluorine silicon hydride, this kind groups with the active ingredient carry alcoholysis reaction the ion condition water on quartz stone material surface, thus causes the siloxanes and the fluorine siloxanes has chemistry keying connection with the quartz stone surface, from outside to inside of the quartz stone surface and stone inside pore surface forms a kind of complex network structure, this kind of network structure is extremely dense, it may filter polar and carbon dioxide, slows down the speed that water molecules go in and out the quartz stone pore, so the quartz stone will not be soaked by the water molecules, meanwhile to be a barrier to stop alkaline compounds and salt to infiltrate from an interface to another, also can have the very good physical enhancement effect.

乳液型石材防护剂的溶质是具有一定活性的多官能度的硅氧烷和氟硅烷等组成，这种带有活性成份的基团与石材表层离子态水进行醇解反应，从而使硅氧烷和氟硅氧烷与石材表面进行化学键连接，由外向内在石材表面和石材内部毛的表层形成一种结构复杂的网状结构，此种网状结构极其密实，它可将极性水分子和二氧化碳进行过滤，减缓水分子进出石材毛孔的速度，不会被水分子浸湿，同时还有阻隔石材不同界面的碱性化合物和盐份向另外一个界面渗透，同时还能起到很好的物理增强效果。

The water from open area inset under the ice cover to form a warm water region under ice with the temperature greater than 1℃, which leads to ice melting. Obstructed by the Herald Shoal, the northward flow bypassed the shoal and formed a cold water region under ice behind the shoal with the temperature lower than -1℃.

开阔海域的水体向冰下扩展，表层水温在1℃以上，形成冰下暖水区，加速了海冰的融化；Herald浅滩阻挡了海水的流动形成绕流，其北部处于绕流的死角，表层水温在-1℃以下，形成冰下冷水区。

The ecological garden locates in Nancao Town of Guancheng Hui District, taking Xiaoweizhuang reservoir as center. East from the dam of reservoir, less than 2 km to Xinzheng International Airport, east to shelter belt of South-north water diversion main canal, north from high-speed ring road, south to thousand years ancient jujube wood. The total area is 2600 mu, including water area less than 1000 mu, which is formed naturally by underground water. Enjoying good geographical adv Henan Chaohu Ecological Garden Co.Ltd antage, the project belongs to the national encouraged project.

项目概况：该生态园位于郑州市管城区南曹乡境内，以小魏庄水库为中心，东起水库堤坝，距新郑国际机场不足两公里，西临南水北调干渠防护林带，北起环城高速路，南临千年古枣林，总占地面积2600亩，其中水面面积近千亩，全部由地下水喷涌自然形成，地理位置优越，属于政府鼓励类项目。

The paper treatments the time series by the artificial nerve network technology, defines the network structure by the self - correlation analysis, sets up the artificial nerve network model of well irrigation paddy water demand for uncertainty relation between inside and outside factors of water demand series.

应用人工神经网络技术处理需水量时间序列，通过自相关分析，确定网络结构，建立了井灌水稻需水量的人工神经网络模型，解决了需水量序列内部及其外部诸多影响因素之间的不确定关系，预测精度较高，可在灌区决策管理中应用。

New Vertical multi-level fire pump in the water level at the end of paragraph does not set guide vanes, the water level by the end of impeller directly discharged into the water of the scroll-shaped channel, and then discharged from the outlet.

新型立式多级消防泵在出水段没有设置末级导叶，水由末级叶轮排出后直接进入出水段的蜗壳形流道，然后由出水口排出。

Firstly, we should prepare polyester glycol in order to prepare water-borne polyurethane emulsion used to wooden furniture. Polyester glycols having designed molecular weight of 1000 are synthesized by ethylene glycol and mixture of phthalic anhydride and adipic acid (morl radio =40:60)on condition that molar excess content of glycol is 15%, and high vacuum time is 8h.The produced polyester glycols having the same molecular weight as designed measure up to standard of material. And Water-borne polyurethane emulsion's hardness is better than others are produced by aliphatic polyester glycol.

为了制得性能优越木器用水性聚氨酯乳液，首先我们从制备水性聚氨酯用的原料聚酯二元醇入手，我们设计了分子量为1000的聚酯二元醇，它使用邻苯二甲酸酐和己二酸以摩尔比40：60混合后再与乙二醇反应，反应时醇的摩尔过量15%，真空时间8小时，所得的聚酯二元醇，在此条件下酸值基本上能符合用作聚氨酯原料的要求，所测得的分子量也与设计的分子量非常接近，且用它来制得的水性聚氨酯乳液，其涂膜硬度，相对于单独用脂肪族聚酯二元醇制备的水性聚氨酯的要优。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。